Revision as of 08:36, 6 August 2015

Biological Mind Tracts

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This page is intended to describe set of ascending tracts

Tract Details

(generated)

TRACT SET: Ascending Tracts

unavailable

anterolateral system (ALS)

Tract overview:

external: http://en.wikipedia.org/wiki/Anterolateral_system
function:conveys pain, temperature (protopathic sensation), and crude touch from the periphery to the brain

paleospinothalamic system (PSTS)

Tract overview:

external: http://en.wikipedia.org/wiki/Spinothalamic_tract
function:transmits pain mainly from the peripheral slow-chronic type C pain fibers; transmits information to thalamus about pain, temperature, itch and crude touch
notes: conscious; cervical-anterior-toward-contralateral, thoracic, lumbar, sacral-lateral slices

anterior spinothalamic tract (ASTT)

Tract overview:

external: http://en.wikipedia.org/wiki/Anterior_spinothalamic_tract
synonyms: anterolateral tract
function:pain, temperature, light touch (tactile sensibility), two-point discrimination, stereognosis
generic path: {skin - slow pain, temperature, slightly tactile} -> {BA 3,1,2}

unavailable

Tract path details:

path ASTTL: lower slightly tactile (head and body MD,MC,PC,HF receptors to S1); FIBERS={C-sensory}, ENDINGS={SFN}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lower Substantia Gelatinosa,LPC.SC.PH.LSG -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
path ASTTU: upper slightly tactile (head and body MD,MC,PC,HF receptors to S1); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Substantia Gelatinosa,LPC.SC.PH.USG -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1

lateral spinothalamic tract (LSTT)

Tract overview:

external: http://en.wikipedia.org/wiki/Lateral_spinothalamic_tract
function:pain, temperature
generic path: {body pain, temperature, crude touch} -> {BA 3,1,2}

unavailable

Tract path details:

path LSTT.MD: lower body pain, temperature for reward (pain to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: Lower Substantia Gelatinosa,LPC.SC.PH.LSG -> Mediodorsal Nucleus of Thalamus,FD.TH.MD (Medial Mediodorsal Nucleus of Thalamus (NDM.FD.TH.MDM), Central Mediodorsal Nucleus of Thalamus (NCP.FD.TH.MDC), Lateral Mediodorsal Nucleus of Thalamus (NMA.FD.TH.MDL)) -> Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG
path LSTT.UMD: upper body pain, temperature for reward (pain to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Substantia Gelatinosa,LPC.SC.PH.USG -> Mediodorsal Nucleus of Thalamus,FD.TH.MD (Medial Mediodorsal Nucleus of Thalamus (NDM.FD.TH.MDM), Central Mediodorsal Nucleus of Thalamus (NCP.FD.TH.MDC), Lateral Mediodorsal Nucleus of Thalamus (NMA.FD.TH.MDL)) -> Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG
path LSTTL: lower body pain, temperature (head and body FN,RC receptors to marginal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SAD,SCR}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Lower Marginal Nucleus,LPC.SC.PH.LMG
path LSTTL.VPI: lower body pain, temperature for emotion (pain to insula); FIBERS={A-delta-sensory}, ENDINGS={SAD,SCR}: Lower Marginal Nucleus,LPC.SC.PH.LMG -> Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI -> Posterior Insular Cortex,NCP.NC.INS.PIC
path LSTTU: upper body pain, temperature (head and body FN,RC receptors to marginal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SAD,SCR}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Marginal Nucleus,LPC.SC.PH.UMG
path LSTTU.VPI: upper body pain, temperature for emotion (pain to insula); FIBERS={A-delta-sensory}, ENDINGS={SAD,SCR}: Upper Marginal Nucleus,LPC.SC.PH.UMG -> Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI -> Posterior Insular Cortex,NCP.NC.INS.PIC

tract of Lissauer (LST)

Tract overview:

external: http://en.wikipedia.org/wiki/Posterolateral_tract
synonyms: fasciculus of Lissauer, tract/zone of Lissauer, dorsolateral fasciculus, posterolateract tract, dorsolateral tract
function:fast pain; intraspinal, discriminative pain and temperature information - location, intensity and quality
notes: pain duration equals to stimulus duration; joins spinothalamic tract
generic path: {A-delta pain fibers} -> {to neocortex BA 3b}

Tract path details:

path DLF.VPL: from medial LSN; joins fasciculus gracilis; initial sharp localization of pain (lower body to neocortex BA 3b); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Gracile Nucleus,LPC.HL.GR -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
path DLF.VPM: from lateral LSN; joins fasciculus cuneatus; initial sharp localization of pain (upper body to neocortex BA 3b); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Cuneate Nucleus,LPC.HL.CU -> Ventral Posteromedial Nucleus,NSA.FD.TH.VPM -> Primary Somatosensory Cortex,NSA.NC.PG.S1
path DLFL: lower autonomic and homeostatic functions, initial sharp localization of pain (lower body to hypothalamus and neocortex); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lower Marginal Nucleus,LPC.SC.PH.LMG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
path DLFU: upper autonomic and homeostatic functions, initial sharp localization of pain (upper body to hypothalamus and neocortex); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Marginal Nucleus,LPC.SC.PH.UMG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN

spinolimbic system (SLS)

Tract overview:

external:
function:connect spinal cord with limbic structures

spinohypothalamic tract (SHTT)

Tract overview:

external: http://www.ncbi.nlm.nih.gov/pubmed/8613771
function:provide nociceptive information to a variety of nuclei throughout the diencephalon and brainstem bilaterally
notes: nociception integration, from C-fibers innervating muscles
generic path: {body pain, temperature} -> {hypothalamus}

unavailable

Tract path details:

path SHT.HT.AHT: affect appetite, autonomic and homeostatic functions, and related motivational and affective responses to autonomic function (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Anterior Hypothalamic Nucleus,LAC.FD.HT.AH
path SHT.HT.DM: affect blood pressure, heart rate (pain fibers to dorsomedial nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Dorsomedial Hypothalamic Nucleus,LAC.FD.HT.DM
path SHT.HT.LT: affect thirst and hunger (pain fibers to lateral nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Lateral Hypothalamic Area,LAC.FD.HT.LT (Lateral Hypothalamic Nucleus (LAC.FD.HT.LTN), Supramammillary Nucleus (LAC.FD.HT.SUM), Tuberomammillary Nucleus (LAC.FD.HT.TBM), Premammillary Nucleus (LAC.FD.HT.PRM))
path SHT.HT.SCN: affect 24-hour rhythms (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Suprachiasmatic Nucleus,LAC.FD.HT.SCN
path SHT.HT.SO: affect blood volume or blood pressure (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Supraoptic Nucleus,LAC.FD.HT.SO
path SHT.LLSN: lower pain, temperature for ANS (lower pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
path SHT.ULSN: upper pain, temperature for ANS (upper pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN

spinomesencephalic tract (SMST)

Tract overview:

external: http://en.wikipedia.org/wiki/Periaqueductal_gray
function:ascending pain and temperature fibers of the spinothalamic tract also send information to the PAG
generic path: {MG nucleus} -> {PAG, MRF}

unavailable

Tract path details:

path SMT.LPAG: initiates pain inhibition (activates enkephalin-releasing neurons that project to raphe nuclei, descending to inhibitory interneurons located in Laminae II); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lower Marginal Nucleus,LPC.SC.PH.LMG -> Periaqueductal Gray Matter,LMC.MM.PAG
path SMT.UPAG: initiates pain inhibition (activates enkephalin-releasing neurons that project to raphe nuclei, descending to inhibitory interneurons located in Laminae II); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Marginal Nucleus,LPC.SC.PH.UMG -> Periaqueductal Gray Matter,LMC.MM.PAG

spinosolitary tract (SST)

Tract overview:

external: http://en.wikipedia.org/wiki/Solitary_tract
function:central transmission of visceronoceptive messages
notes: visceronociception, short-latency nociceptive input
generic path: {body pain, temperature} -> {solitary nucleus}

Tract path details:

path SST: autonomic regulation of of stress response to painful visceral stimuli (pain fibers to solitary nucleus to parabrachial nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Solitary Nucleus,LPC.HL.SOL -> Parabrachial Nucleus,LPC.HT.PRF.PB
path SST.LLSN: pain, temperature for ANS (pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
path SST.ULSN: pain, temperature for ANS (pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN

spinoreticular system (SRS)

Tract overview:

external: http://en.wikipedia.org/wiki/Spinoreticular_tract
function:automatic responses to pain

spinomedulloreticular tract (SMRT)

Tract overview:

external:
function:automatic responses to pain
generic path: {visceral pain} -> {MRF, entire cortex}

unavailable

Tract path details:

path SRT.MEDL: lower automatic responses to pain; attentional and alerting mechanisms (lower viceral pain to spinal cord to medullary reticular formation; visceral and somatic pain to MRF); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Central Medullary Reticular Nucleus,LRC.HL.RF.MED
path SRT.MEDU: upper automatic responses to pain; attentional and alerting mechanisms (upper viceral pain to spinal cord to medullary reticular formation; visceral and somatic pain to MRF); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Central Medullary Reticular Nucleus,LRC.HL.RF.MED

spinopontoreticular tract (SPRT)

Tract overview:

external:
function:automatic responses to pain
generic path: {visceral pain} -> {MRF, entire cortex}

unavailable

Tract path details:

path SRT.LVA: exerts excitatory influence predominantly on pontine reticular nuclei to facilitate contraction of extensor muscles of limb and trunk (lower crude touch/vibration to spinal cord to pontine reticular formation to thalamus; utilizes four levels of neurons); FIBERS={A-delta-sensory}, ENDINGS={SPC}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Pontine Reticular Formation, Medial Column,HT.RF.MED (Oral Pontine Reticular Nucleus (LRC.HT.PRF.RPO), Caudal Pontine Reticular Nucleus (LRC.HT.PRF.CRF), Parvocellular Reticular Nucleus (LRC.HT.PRF.PVR)) -> Ventral Anterior Nucleus,NMA.FD.TH.VA
path SRT.UVA: exerts excitatory influence predominantly on pontine reticular nuclei to facilitate contraction of extensor muscles of limb and trunk (upper crude touch/vibration to spinal cord to pontine reticular formation to thalamus; utilizes four levels of neurons); FIBERS={A-delta-sensory}, ENDINGS={SPC}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Pontine Reticular Formation, Medial Column,HT.RF.MED (Oral Pontine Reticular Nucleus (LRC.HT.PRF.RPO), Caudal Pontine Reticular Nucleus (LRC.HT.PRF.CRF), Parvocellular Reticular Nucleus (LRC.HT.PRF.PVR)) -> Ventral Anterior Nucleus,NMA.FD.TH.VA

spinotectal tract (STCT)

Tract overview:

external: http://en.wikipedia.org/wiki/Spinotectal_tract
function:spinovisual reflexes; head/eye movement toward stimulus source
notes: arises in the anterolateral column
generic path: {free nerve endings; crude touch, temperature, pain} -> {inferior and superior colliculi}

Tract path details:

path STCT: Head and eye attention to non-visual stimuli (crude touch to nucleus proprius to superior colliculus); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Proprius Nucleus,LPC.SC.PH.NP -> Deep Superior Colliculus,LRC.MM.SC.DEEP

trigeminothalamic system (TTS)

Tract overview:

external: http://www.neuroanatomy.wisc.edu/virtualbrain/BrainStem/03CNV.html
synonyms: neospinothalamic tract
function:all somatosensory submodalities from head

unavailable

anterior trigeminothalamic tract (ATTT)

Tract overview:

external: http://en.wikipedia.org/wiki/Anterior_trigeminothalamic_tract
synonyms: ventral trigeminothalamic tract
function:awareness of the exact location of the painful stimulus; pain, temperature, and crude touch pathway
generic path: {face, head and neck} -> {SI - BA 1,2}

Tract path details:

path TTT.GNG: nociceptors (nociceptors of cranial nerves VII to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: Geniculate Ganglion,LPC.PN.SG.GNG -> Spinal Trigeminal Nucleus,LPC.HL.TGS.STR
path TTT.JUG: nociceptors (nociceptors of cranial nerves IX,X to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: Jugular Ganglion,LPC.PN.SG.JUG -> Spinal Trigeminal Nucleus,LPC.HL.TGS.STR
path TTT.NOD: nociceptors (nociceptors of cranial nerves X to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: Nodose Ganglion,LPC.PN.SG.NOD -> Spinal Trigeminal Nucleus,LPC.HL.TGS.STR
path TTT.TRG: nociceptors (head, face and intraoral structures nociceptors to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: Trigeminal Ganglion,LPC.PN.SG.TRG -> Spinal Trigeminal Nucleus,LPC.HL.TGS.STR
path TTT.VPM: nociceptors (spinal trigeminal nucleus to S1); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: Spinal Trigeminal Nucleus,LPC.HL.TGS.STR -> Ventral Posteromedial Nucleus,NSA.FD.TH.VPM -> Primary Somatosensory Cortex,NSA.NC.PG.S1

dorsal trigeminal tract (DTTT)

Tract overview:

external: http://en.wikipedia.org/wiki/Dorsal_trigeminal_tract
synonyms: dorsal trigeminothalamic tract, lemniscus
function:immediate awareness of a painful sensation; pressure and tactile discrimination sensation
generic path: {head MC,PC} -> {SII - BA 40,43}

Tract path details:

path DTT: face dull, burning pain, deep, aching pain, temperature and crude touch (head, face and intraoral structures to Precentral Cortex); FIBERS={C-sensory}, ENDINGS={SFN}: Trigeminal Ganglion,LPC.PN.SG.TRG -> Principal Trigeminal Nucleus,LPC.HT.PN.PTR
path DTT.MD: pain, temperature for reward (marginal nucleus to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: Principal Trigeminal Nucleus,LPC.HT.PN.PTR -> Mediodorsal Nucleus of Thalamus,FD.TH.MD (Medial Mediodorsal Nucleus of Thalamus (NDM.FD.TH.MDM), Central Mediodorsal Nucleus of Thalamus (NCP.FD.TH.MDC), Lateral Mediodorsal Nucleus of Thalamus (NMA.FD.TH.MDL)) -> Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG
path DTT.PF: face dull, burning pain, deep, aching pain, temperature and crude touch (head, face and intraoral structures to Precentral Cortex); FIBERS={C-sensory}, ENDINGS={SFN}: Principal Trigeminal Nucleus,LPC.HT.PN.PTR -> Parafascicular Nucleus of Thalamus,FEC.FD.TH.PF -> Precentral Cortex,NSA.NC.PO.PCC
path DTT.VPI: pain, temperature for emotion (marginal nucleus to insula); FIBERS={C-sensory}, ENDINGS={SFN}: Principal Trigeminal Nucleus,LPC.HT.PN.PTR -> Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI -> Posterior Insular Cortex,NCP.NC.INS.PIC

medial lemniscus system (MLS)

Tract overview:

external: http://en.wikipedia.org/wiki/Medial_lemniscus
function:transmits touch, vibration sense, proprioception data

unavailable

posterior column system (PCS)

Tract overview:

external: http://en.wikipedia.org/wiki/Posterior_column-medial_lemniscus_pathway
synonyms: dorsal column, Reils band, Reils ribbon
function:two point discrimination (fine touch, fine pressure - MC), pressure (deep receptors - PC), vibration (PC), conscious proprioception (MS)
notes: alpha/beta mechanoreceptors, conscious; discrimination of those sensations that an animal must explore actively

unavailable

fasciculus cuneatus tract (FCT)

Tract overview:

external: http://en.wikipedia.org/wiki/Cuneate_fasciculus
synonyms: tract of Burdach
function:upper body well-localized discriminative proprioception, fine touch
notes: muscle afferents and cutaneous mechanoreceptors (C1-T6 dermatomes); thoracic-toward-contralateral and cervical slices
generic path: {upper trunk, forelimb deep structures and skin} -> {neocortex BA 3b, lateral}

Tract path details:

path PCT.CUL: conscious sensations of neck, trunk, and extremities (neck (C4), trunk (T1-T6), and extremities - arms (C5-T2) to S1 lateral); FIBERS={A-beta}, ENDINGS={SMC,SPC,SHF}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Cuneate Nucleus,LPC.HL.CU -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
path PCT.CUM: conscious sensations of head (geniohyoid (C1), head top (C2), head back above neck (C3) to S1 medial); FIBERS={A-alpha-Ia; A-beta}, ENDINGS={SMC,SPC,SHF}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Cuneate Nucleus,LPC.HL.CU -> Ventral Posteromedial Nucleus,NSA.FD.TH.VPM -> Primary Somatosensory Cortex,NSA.NC.PG.S1

fasciculus gracilis tract (FGT)

Tract overview:

external: http://en.wikipedia.org/wiki/Gracile_fasciculus
synonyms: tract of Goll
function:lower body well-localized discriminative fine touch
notes: sacral-toward-contralateral and lumbar slices; mostly cutaneous (proprioception via CLN)
generic path: {lower body, muscle afferents} -> {somatosensory cortex}

Tract path details:

path PCT.GRL: epicritic, kinesthetic, and conscious proprioceptive information from lower body (receptors of thoracic and lower limbs, T7-CX to neocortex BA 3b, medial); FIBERS={A-beta}, ENDINGS={SMS,SPC}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Gracile Nucleus,LPC.HL.GR -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1

spinocervical tract (SCVT)

Tract overview:

external: http://en.wikipedia.org/wiki/Spinocervical_pathway
synonyms: Morin's tract
function:static position, Ruffini endings
notes: thoracic-toward-contralateral and cervical slices
generic path: {receptors of thoracic and lower limbs, T7-CX} -> {somatosensory cortex}

unavailable

Tract path details:

path SCVT: tactile/pressure pathway from the spinal cord to sensory cortex (tactile/pressure to S1); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Proprius Nucleus,LPC.SC.PH.NP -> Lateral Cervical Nucleus,LPC.SC.LH.LCV
path SCVT.PAG: alerts about presence of cutaneous stimuli that might represent danger, necessitating flight (cutaneous stimuli to PAG); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: Lateral Cervical Nucleus,LPC.SC.LH.LCV -> Periaqueductal Gray Matter,LMC.MM.PAG
path SCVT.VPL: four-neuron, fast-conducting, tactile/pressure pathway from the spinal cord to sensory cortex (tactile/pressure to S1); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: Lateral Cervical Nucleus,LPC.SC.LH.LCV -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1

spinocerebellar system (SCS)

Tract overview:

external: http://en.wikipedia.org/wiki/Spinocerebellar_tract
function:spinal cord to cerebellum

direct spinocerebellar system (DSCS)

Tract overview:

external:
function:spinal cord nuclei to cerebellum
notes: lower are dorsal and ventral SC tracts; upper are cuneocerebellar and rostral spinocerebellar tract

unavailable

cuneocerebellar tract (CSCT)

Tract overview:

external: http://en.wikipedia.org/wiki/Posterior_external_arcuate_fibers
function:relay information about limb position and movement to the cerebellum
notes: upper extremity equivalent of Clarkes column to CR tract - posterior spinocerebellar tract
generic path: {proprioceptive/fine touch/vibration, C1-C7} -> {cerebellum, vermis and paravermis of the ipsilateral posterior lobe}

unavailable

Tract path details:

path CSCT: proprioceptive and exteroceptive information (upper limb muscles to accessory cuneate nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Accessory Cuneate Nucleus,LPC.HL.ACU -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))

dorsal spinocerebellar tract (DSCT)

Tract overview:

external: http://en.wikipedia.org/wiki/Dorsal_spinocerebellar_tract
synonyms: posterior spinocerebellar tract, Flechsigs tract
function:conveys proprioceptive information from proprioceptors in the skeletal muscles and joints to the cerebellum
notes: ipsilateral, proprioceptive and tactile information
generic path: {neuromuscular spindles and Golgi tendon organs, joint receptors, cutaneous receptors, lower limbs, below L3} -> {cerebellum, mainly ipsilateral anterior lobe}

Tract path details:

path DSCTL: proprioceptive and exteroceptive information (lower limb muscles to clarkes nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Clarke Nucleus,LPC.SC.PH.CL -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))
path DSCTU: proprioceptive and exteroceptive information (lower limb muscles to clarkes nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Clarke Nucleus,LPC.SC.PH.CL -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))

rostral spinocerebellar tract (RSCT)

Tract overview:

external: http://en.wikipedia.org/wiki/Rostral_spinocerebellar_tract
function:transmits information from the golgi tendon organs of the cranial half of the body to the cerebellum
notes: upper extremity equivalent of ventral spinocerebellar tract
generic path: {proprioceptive/fine touch/vibration, C1-C7} -> {cerebellum, anterior lobe}

unavailable

Tract path details:

path RSCT: proprioceptive information (upper limb muscles to centrobasalis nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SGT}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Central Cervical Nucleus,LLC.SC.IZ.CCV -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))

ventral spinocerebellar tract (VSCT)

Tract overview:

external: http://en.wikipedia.org/wiki/Ventral_spinocerebellar_tract
synonyms: anterior spinocerebellar tract, Gowers tract
function:conveys information about postural stability of the lower limbs to cerebellum
notes: bilaterally, double cross, proprioceptive/fine touch/vibration; from nucleus proprius
generic path: {neuromuscular spindles and Golgi tendon organs, trunk, C8-L3} -> {cerebellum}

unavailable

Tract path details:

path VSCTL: proprioceptive information (body muscles to intermediomedial nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SMS,SGT}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))
path VSCTU: proprioceptive information (body muscles to intermediomedial nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SMS,SGT}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))

spinometencephalic system (SMTS)

Tract overview:

external:
function:spinal cord to intermediate nucleus to cerebellum

unavailable

spinoolivary tract (SOT)

Tract overview:

external: http://en.wikipedia.org/wiki/Spino-olivary_tract
synonyms: Helwegs tract
function:automatic movements of head, neck and upper limb
generic path: {proprioception information from muscles and tendons, cutaneous impulses} -> {cerebellum}

Tract path details:

path SOT.CCV: cutaneous information to cerebellum (skin mechanoreceptors to inferior olivary nucleus to cerebellum); FIBERS={A-alpha-Ia-sensory}, ENDINGS={SMC,SMD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Central Cervical Nucleus,LLC.SC.IZ.CCV -> Inferior Olivary Nucleus,LLC.HL.IO -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))
path SOT.NPR: proprioception to cerebellum (muscle spindles and Golgi tendons to inferior olivary nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SGT,SMS}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Proprius Nucleus,LPC.SC.PH.NP -> Inferior Olivary Nucleus,LLC.HL.IO -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))

spinovestibular tract (SVT)

Tract overview:

external: http://en.wikipedia.org/wiki/Spino-olivary_tract
function:information from cutaneous and proprioceptive organs to CR
generic path: {proprioception information from muscles and tendons, cutaneous impulses} -> {cerebellum}

Tract path details:

path SVT.CCV: cutaneous information to cerebellum (skin mechanoreceptors to vestibular nucleus to cerebellum; C1-C4); FIBERS={A-alpha-Ia-sensory}, ENDINGS={SMC,SMD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Central Cervical Nucleus,LLC.SC.IZ.CCV -> Inferior Vestibular Nuclei,LPC.HT.IVBN -> Cerebellum,LLC.HT.CR (Cerebrocerebellum (LLC.HT.CR.CC), Spinocerebellum (LLC.HT.CR.SC), Vestibulocerebellum (LLC.HT.CR.VC))

@@ Line 17: / Line 17: @@
 <img src="http://intranet.tdmu.edu.ua/data/kafedra/internal/anatomy/classes_stud/en/med/lik/ptn/1/19%20SPINAL%20CORD.%20BASE%20OF%20THE%20BRAIN.files/image044.jpg" alt="unavailable" style="max-width: 100%;">
-=== anterolateral system (ALS)
+=== anterolateral system (ALS) ===
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Anterolateral_system
@@ Line 23: / Line 23: @@
-==== paleospinothalamic system (PSTS)
+==== paleospinothalamic system (PSTS) ====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Spinothalamic_tract
@@ Line 30: / Line 30: @@
-===== anterior spinothalamic tract (ASTT)
+===== anterior spinothalamic tract (ASTT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Anterior_spinothalamic_tract
@@ Line 41: / Line 41: @@
 * path '''ASTTL''': lower slightly tactile (head and body MD,MC,PC,HF receptors to S1); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_LSG|Lower Substantia Gelatinosa,LPC.SC.PH.LSG]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]]
 * path '''ASTTU''': upper slightly tactile (head and body MD,MC,PC,HF receptors to S1); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_USG|Upper Substantia Gelatinosa,LPC.SC.PH.USG]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]]
-===== lateral spinothalamic tract (LSTT)
+===== lateral spinothalamic tract (LSTT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Lateral_spinothalamic_tract
@@ Line 55: / Line 55: @@
 * path '''LSTTU''': upper body pain, temperature (head and body FN,RC receptors to marginal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SAD,SCR}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]]
 * path '''LSTTU.VPI''': upper body pain, temperature for emotion (pain to insula); FIBERS={A-delta-sensory}, ENDINGS={SAD,SCR}: [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]] -> [[BrainRegionNSA_FD_TH_VPI|Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI]] -> [[BrainRegionNCP_NC_INS_PIC|Posterior Insular Cortex,NCP.NC.INS.PIC]]
-===== tract of Lissauer (LST)
+===== tract of Lissauer (LST) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Posterolateral_tract
@@ Line 68: / Line 68: @@
 * path '''DLFL''': lower autonomic and homeostatic functions, initial sharp localization of pain (lower body to hypothalamus and neocortex); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_LMG|Lower Marginal Nucleus,LPC.SC.PH.LMG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]]
 * path '''DLFU''': upper autonomic and homeostatic functions, initial sharp localization of pain (upper body to hypothalamus and neocortex); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]]
-==== spinolimbic system (SLS)
+==== spinolimbic system (SLS) ====
 Tract overview:
 * external:
@@ Line 74: / Line 74: @@
-===== spinohypothalamic tract (SHTT)
+===== spinohypothalamic tract (SHTT) =====
 Tract overview:
 * external: http://www.ncbi.nlm.nih.gov/pubmed/8613771
@@ Line 90: / Line 90: @@
 * path '''SHT.LLSN''': lower pain, temperature for ANS (lower pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]]
 * path '''SHT.ULSN''': upper pain, temperature for ANS (upper pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]]
-===== spinomesencephalic tract (SMST)
+===== spinomesencephalic tract (SMST) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Periaqueductal_gray
@@ Line 100: / Line 100: @@
 * path '''SMT.LPAG''': initiates pain inhibition (activates enkephalin-releasing neurons that project to raphe nuclei, descending to inhibitory interneurons located in Laminae II); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_LMG|Lower Marginal Nucleus,LPC.SC.PH.LMG]] -> [[BrainRegionLMC_MM_PAG|Periaqueductal Gray Matter,LMC.MM.PAG]]
 * path '''SMT.UPAG''': initiates pain inhibition (activates enkephalin-releasing neurons that project to raphe nuclei, descending to inhibitory interneurons located in Laminae II); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]] -> [[BrainRegionLMC_MM_PAG|Periaqueductal Gray Matter,LMC.MM.PAG]]
-===== spinosolitary tract (SST)
+===== spinosolitary tract (SST) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Solitary_tract
@@ Line 111: / Line 111: @@
 * path '''SST.LLSN''': pain, temperature for ANS (pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]]
 * path '''SST.ULSN''': pain, temperature for ANS (pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]]
-==== spinoreticular system (SRS)
+==== spinoreticular system (SRS) ====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Spinoreticular_tract
@@ Line 117: / Line 117: @@
-===== spinomedulloreticular tract (SMRT)
+===== spinomedulloreticular tract (SMRT) =====
 Tract overview:
 * external:
@@ Line 127: / Line 127: @@
 * path '''SRT.MEDL''': lower automatic responses to pain; attentional and alerting mechanisms (lower viceral pain to spinal cord to medullary reticular formation; visceral and somatic pain to MRF); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> [[BrainRegionLRC_HL_RF_MED|Central Medullary Reticular Nucleus,LRC.HL.RF.MED]]
 * path '''SRT.MEDU''': upper automatic responses to pain; attentional and alerting mechanisms (upper viceral pain to spinal cord to medullary reticular formation; visceral and somatic pain to MRF); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> [[BrainRegionLRC_HL_RF_MED|Central Medullary Reticular Nucleus,LRC.HL.RF.MED]]
-===== spinopontoreticular tract (SPRT)
+===== spinopontoreticular tract (SPRT) =====
 Tract overview:
 * external:
@@ Line 137: / Line 137: @@
 * path '''SRT.LVA''': exerts excitatory influence predominantly on pontine reticular nuclei to facilitate contraction of extensor muscles of limb and trunk (lower crude touch/vibration to spinal cord to pontine reticular formation to thalamus; utilizes four levels of neurons); FIBERS={A-delta-sensory}, ENDINGS={SPC}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> Pontine Reticular Formation, Medial Column,HT.RF.MED ([[BrainRegionLRC_HT_PRF_RPO|Oral Pontine Reticular Nucleus]] (LRC.HT.PRF.RPO), [[BrainRegionLRC_HT_PRF_CRF|Caudal Pontine Reticular Nucleus]] (LRC.HT.PRF.CRF), [[BrainRegionLRC_HT_PRF_PVR|Parvocellular Reticular Nucleus]] (LRC.HT.PRF.PVR)) -> [[BrainRegionNMA_FD_TH_VA|Ventral Anterior Nucleus,NMA.FD.TH.VA]]
 * path '''SRT.UVA''': exerts excitatory influence predominantly on pontine reticular nuclei to facilitate contraction of extensor muscles of limb and trunk (upper crude touch/vibration to spinal cord to pontine reticular formation to thalamus; utilizes four levels of neurons); FIBERS={A-delta-sensory}, ENDINGS={SPC}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> Pontine Reticular Formation, Medial Column,HT.RF.MED ([[BrainRegionLRC_HT_PRF_RPO|Oral Pontine Reticular Nucleus]] (LRC.HT.PRF.RPO), [[BrainRegionLRC_HT_PRF_CRF|Caudal Pontine Reticular Nucleus]] (LRC.HT.PRF.CRF), [[BrainRegionLRC_HT_PRF_PVR|Parvocellular Reticular Nucleus]] (LRC.HT.PRF.PVR)) -> [[BrainRegionNMA_FD_TH_VA|Ventral Anterior Nucleus,NMA.FD.TH.VA]]
-===== spinotectal tract (STCT)
+===== spinotectal tract (STCT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Spinotectal_tract
@@ Line 146: / Line 146: @@
 Tract path details:
 * path '''STCT''': Head and eye attention to non-visual stimuli (crude touch to nucleus proprius to superior colliculus); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_NP|Proprius Nucleus,LPC.SC.PH.NP]] -> [[BrainRegionLRC_MM_SC_DEEP|Deep Superior Colliculus,LRC.MM.SC.DEEP]]
-==== trigeminothalamic system (TTS)
+==== trigeminothalamic system (TTS) ====
 Tract overview:
 * external: http://www.neuroanatomy.wisc.edu/virtualbrain/BrainStem/03CNV.html
@@ Line 154: / Line 154: @@
-===== anterior trigeminothalamic tract (ATTT)
+===== anterior trigeminothalamic tract (ATTT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Anterior_trigeminothalamic_tract
@@ Line 167: / Line 167: @@
 * path '''TTT.TRG''': nociceptors (head, face and intraoral structures nociceptors to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: [[BrainRegionLPC_PN_SG_TRG|Trigeminal Ganglion,LPC.PN.SG.TRG]] -> [[BrainRegionLPC_HL_TGS_STR|Spinal Trigeminal Nucleus,LPC.HL.TGS.STR]]
 * path '''TTT.VPM''': nociceptors (spinal trigeminal nucleus to S1); FIBERS={A-delta-sensory}, ENDINGS={SFN,SCR}: [[BrainRegionLPC_HL_TGS_STR|Spinal Trigeminal Nucleus,LPC.HL.TGS.STR]] -> [[BrainRegionNSA_FD_TH_VPM|Ventral Posteromedial Nucleus,NSA.FD.TH.VPM]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]]
-===== dorsal trigeminal tract (DTTT)
+===== dorsal trigeminal tract (DTTT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Dorsal_trigeminal_tract
@@ Line 179: / Line 179: @@
 * path '''DTT.PF''': face dull, burning pain, deep, aching pain, temperature and crude touch (head, face and intraoral structures to Precentral Cortex); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_HT_PN_PTR|Principal Trigeminal Nucleus,LPC.HT.PN.PTR]] -> [[BrainRegionFEC_FD_TH_PF|Parafascicular Nucleus of Thalamus,FEC.FD.TH.PF]] -> [[BrainRegionNSA_NC_PO_PCC|Precentral Cortex,NSA.NC.PO.PCC]]
 * path '''DTT.VPI''': pain, temperature for emotion (marginal nucleus to insula); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_HT_PN_PTR|Principal Trigeminal Nucleus,LPC.HT.PN.PTR]] -> [[BrainRegionNSA_FD_TH_VPI|Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI]] -> [[BrainRegionNCP_NC_INS_PIC|Posterior Insular Cortex,NCP.NC.INS.PIC]]
-=== medial lemniscus system (MLS)
+=== medial lemniscus system (MLS) ===
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Medial_lemniscus
@@ Line 186: / Line 186: @@
-==== posterior column system (PCS)
+==== posterior column system (PCS) ====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Posterior_column-medial_lemniscus_pathway
@@ Line 195: / Line 195: @@
-===== fasciculus cuneatus tract (FCT)
+===== fasciculus cuneatus tract (FCT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Cuneate_fasciculus
@@ Line 206: / Line 206: @@
 * path '''PCT.CUL''': conscious sensations of neck, trunk, and extremities (neck (C4), trunk (T1-T6), and extremities - arms (C5-T2) to S1 lateral); FIBERS={A-beta}, ENDINGS={SMC,SPC,SHF}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_HL_CU|Cuneate Nucleus,LPC.HL.CU]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]]
 * path '''PCT.CUM''': conscious sensations of head (geniohyoid (C1), head top (C2), head back above neck (C3) to S1 medial); FIBERS={A-alpha-Ia; A-beta}, ENDINGS={SMC,SPC,SHF}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_HL_CU|Cuneate Nucleus,LPC.HL.CU]] -> [[BrainRegionNSA_FD_TH_VPM|Ventral Posteromedial Nucleus,NSA.FD.TH.VPM]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]]
-===== fasciculus gracilis tract (FGT)
+===== fasciculus gracilis tract (FGT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Gracile_fasciculus
@@ Line 216: / Line 216: @@
 Tract path details:
 * path '''PCT.GRL''': epicritic, kinesthetic, and conscious proprioceptive information from lower body (receptors of thoracic and lower limbs, T7-CX to neocortex BA 3b, medial); FIBERS={A-beta}, ENDINGS={SMS,SPC}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_HL_GR|Gracile Nucleus,LPC.HL.GR]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]]
-==== spinocervical tract (SCVT)
+==== spinocervical tract (SCVT) ====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Spinocervical_pathway
@@ Line 229: / Line 229: @@
 * path '''SCVT.PAG''': alerts about presence of cutaneous stimuli that might represent danger, necessitating flight (cutaneous stimuli to PAG); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: [[BrainRegionLPC_SC_LH_LCV|Lateral Cervical Nucleus,LPC.SC.LH.LCV]] -> [[BrainRegionLMC_MM_PAG|Periaqueductal Gray Matter,LMC.MM.PAG]]
 * path '''SCVT.VPL''': four-neuron, fast-conducting, tactile/pressure pathway from the spinal cord to sensory cortex (tactile/pressure to S1); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: [[BrainRegionLPC_SC_LH_LCV|Lateral Cervical Nucleus,LPC.SC.LH.LCV]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]]
-=== spinocerebellar system (SCS)
+=== spinocerebellar system (SCS) ===
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Spinocerebellar_tract
@@ Line 235: / Line 235: @@
-==== direct spinocerebellar system (DSCS)
+==== direct spinocerebellar system (DSCS) ====
 Tract overview:
 * external:
@@ Line 243: / Line 243: @@
-===== cuneocerebellar tract (CSCT)
+===== cuneocerebellar tract (CSCT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Posterior_external_arcuate_fibers
@@ Line 253: / Line 253: @@
 Tract path details:
 * path '''CSCT''': proprioceptive and exteroceptive information (upper limb muscles to accessory cuneate nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_HL_ACU|Accessory Cuneate Nucleus,LPC.HL.ACU]] -> Cerebellum,LLC.HT.CR ([[BrainRegionLLC_HT_CR_CC|Cerebrocerebellum]] (LLC.HT.CR.CC), [[BrainRegionLLC_HT_CR_SC|Spinocerebellum]] (LLC.HT.CR.SC), [[BrainRegionLLC_HT_CR_VC|Vestibulocerebellum]] (LLC.HT.CR.VC))
-===== dorsal spinocerebellar tract (DSCT)
+===== dorsal spinocerebellar tract (DSCT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Dorsal_spinocerebellar_tract
@@ Line 264: / Line 264: @@
 * path '''DSCTL''': proprioceptive and exteroceptive information (lower limb muscles to clarkes nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_CL|Clarke Nucleus,LPC.SC.PH.CL]] -> Cerebellum,LLC.HT.CR ([[BrainRegionLLC_HT_CR_CC|Cerebrocerebellum]] (LLC.HT.CR.CC), [[BrainRegionLLC_HT_CR_SC|Spinocerebellum]] (LLC.HT.CR.SC), [[BrainRegionLLC_HT_CR_VC|Vestibulocerebellum]] (LLC.HT.CR.VC))
 * path '''DSCTU''': proprioceptive and exteroceptive information (lower limb muscles to clarkes nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_CL|Clarke Nucleus,LPC.SC.PH.CL]] -> Cerebellum,LLC.HT.CR ([[BrainRegionLLC_HT_CR_CC|Cerebrocerebellum]] (LLC.HT.CR.CC), [[BrainRegionLLC_HT_CR_SC|Spinocerebellum]] (LLC.HT.CR.SC), [[BrainRegionLLC_HT_CR_VC|Vestibulocerebellum]] (LLC.HT.CR.VC))
-===== rostral spinocerebellar tract (RSCT)
+===== rostral spinocerebellar tract (RSCT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Rostral_spinocerebellar_tract
@@ Line 274: / Line 274: @@
 Tract path details:
 * path '''RSCT''': proprioceptive information (upper limb muscles to centrobasalis nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SGT}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLLC_SC_IZ_CCV|Central Cervical Nucleus,LLC.SC.IZ.CCV]] -> Cerebellum,LLC.HT.CR ([[BrainRegionLLC_HT_CR_CC|Cerebrocerebellum]] (LLC.HT.CR.CC), [[BrainRegionLLC_HT_CR_SC|Spinocerebellum]] (LLC.HT.CR.SC), [[BrainRegionLLC_HT_CR_VC|Vestibulocerebellum]] (LLC.HT.CR.VC))
-===== ventral spinocerebellar tract (VSCT)
+===== ventral spinocerebellar tract (VSCT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Ventral_spinocerebellar_tract
@@ Line 286: / Line 286: @@
 * path '''VSCTL''': proprioceptive information (body muscles to intermediomedial nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SMS,SGT}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> Cerebellum,LLC.HT.CR ([[BrainRegionLLC_HT_CR_CC|Cerebrocerebellum]] (LLC.HT.CR.CC), [[BrainRegionLLC_HT_CR_SC|Spinocerebellum]] (LLC.HT.CR.SC), [[BrainRegionLLC_HT_CR_VC|Vestibulocerebellum]] (LLC.HT.CR.VC))
 * path '''VSCTU''': proprioceptive information (body muscles to intermediomedial nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SMS,SGT}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> Cerebellum,LLC.HT.CR ([[BrainRegionLLC_HT_CR_CC|Cerebrocerebellum]] (LLC.HT.CR.CC), [[BrainRegionLLC_HT_CR_SC|Spinocerebellum]] (LLC.HT.CR.SC), [[BrainRegionLLC_HT_CR_VC|Vestibulocerebellum]] (LLC.HT.CR.VC))
-==== spinometencephalic system (SMTS)
+==== spinometencephalic system (SMTS) ====
 Tract overview:
 * external:
@@ Line 293: / Line 293: @@
-===== spinoolivary tract (SOT)
+===== spinoolivary tract (SOT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Spino-olivary_tract
@@ Line 303: / Line 303: @@
 * path '''SOT.CCV''': cutaneous information to cerebellum (skin mechanoreceptors to inferior olivary nucleus to cerebellum); FIBERS={A-alpha-Ia-sensory}, ENDINGS={SMC,SMD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLLC_SC_IZ_CCV|Central Cervical Nucleus,LLC.SC.IZ.CCV]] -> [[BrainRegionLLC_HL_IO|Inferior Olivary Nucleus,LLC.HL.IO]] -> Cerebellum,LLC.HT.CR ([[BrainRegionLLC_HT_CR_CC|Cerebrocerebellum]] (LLC.HT.CR.CC), [[BrainRegionLLC_HT_CR_SC|Spinocerebellum]] (LLC.HT.CR.SC), [[BrainRegionLLC_HT_CR_VC|Vestibulocerebellum]] (LLC.HT.CR.VC))
 * path '''SOT.NPR''': proprioception to cerebellum (muscle spindles and Golgi tendons to inferior olivary nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SGT,SMS}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_NP|Proprius Nucleus,LPC.SC.PH.NP]] -> [[BrainRegionLLC_HL_IO|Inferior Olivary Nucleus,LLC.HL.IO]] -> Cerebellum,LLC.HT.CR ([[BrainRegionLLC_HT_CR_CC|Cerebrocerebellum]] (LLC.HT.CR.CC), [[BrainRegionLLC_HT_CR_SC|Spinocerebellum]] (LLC.HT.CR.SC), [[BrainRegionLLC_HT_CR_VC|Vestibulocerebellum]] (LLC.HT.CR.VC))
-===== spinovestibular tract (SVT)
+===== spinovestibular tract (SVT) =====
 Tract overview:
 * external: http://en.wikipedia.org/wiki/Spino-olivary_tract

Difference between revisions of "MindTractsAT"

Revision as of 08:36, 6 August 2015

Contents

Tract Details

anterolateral system (ALS)

paleospinothalamic system (PSTS)

anterior spinothalamic tract (ASTT)

lateral spinothalamic tract (LSTT)

tract of Lissauer (LST)

spinolimbic system (SLS)

spinohypothalamic tract (SHTT)

spinomesencephalic tract (SMST)

spinosolitary tract (SST)

spinoreticular system (SRS)

spinomedulloreticular tract (SMRT)

spinopontoreticular tract (SPRT)

spinotectal tract (STCT)

trigeminothalamic system (TTS)

anterior trigeminothalamic tract (ATTT)

dorsal trigeminal tract (DTTT)

medial lemniscus system (MLS)

posterior column system (PCS)

fasciculus cuneatus tract (FCT)

fasciculus gracilis tract (FGT)

spinocervical tract (SCVT)

spinocerebellar system (SCS)

direct spinocerebellar system (DSCS)

cuneocerebellar tract (CSCT)

dorsal spinocerebellar tract (DSCT)

rostral spinocerebellar tract (RSCT)

ventral spinocerebellar tract (VSCT)

spinometencephalic system (SMTS)

spinoolivary tract (SOT)

spinovestibular tract (SVT)

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