Difference between revisions of "MindTractsAT"
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* external: http://en.wikipedia.org/wiki/Anterolateral_system | * external: http://en.wikipedia.org/wiki/Anterolateral_system | ||
* function:conveys pain, temperature (protopathic sensation), and crude touch from the periphery to the brain | * function:conveys pain, temperature (protopathic sensation), and crude touch from the periphery to the brain | ||
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'''Tract path details:''' | '''Tract path details:''' | ||
* path '''STCT''': Head and eye attention to non-visual stimuli (crude touch to nucleus proprius to superior colliculus)[[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]] | * path '''STCT''': Head and eye attention to non-visual stimuli (crude touch to nucleus proprius to superior colliculus)[[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]] | ||
| + | |||
| + | |||
| + | ---- | ||
| + | ==== STS - spinothalamic system ==== | ||
| + | * 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 | ||
| + | |||
| + | |||
| + | ---- | ||
| + | ===== ASTT - anterior spinothalamic tract ===== | ||
| + | * external: http://en.wikipedia.org/wiki/Anterior_spinothalamic_tract | ||
| + | * synonyms: paleospinothalamic 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} | ||
| + | |||
| + | <img src="http://www.cixip.com/Public/kindeditor/attached/image/20121026/20121026104445_18586.jpg" alt="unavailable" style="max-width: 100%;"> | ||
| + | |||
| + | |||
| + | '''Tract path details:''' | ||
| + | * path '''ASTTL''': lower slightly tactile (head and body MD,MC,PC,HF receptors to S1)[[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)[[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]] | ||
| + | |||
| + | |||
| + | ---- | ||
| + | ===== LSTT - lateral spinothalamic tract ===== | ||
| + | * external: http://en.wikipedia.org/wiki/Lateral_spinothalamic_tract | ||
| + | * synonyms: neospinothalamic tract | ||
| + | * function:pain, temperature | ||
| + | * generic path: {body pain, temperature, crude touch} -> {BA 3,1,2} | ||
| + | |||
| + | <img src="http://www.cixip.com/Public/kindeditor/attached/image/20121026/20121026104420_26275.jpg" alt="unavailable" style="max-width: 100%;"> | ||
| + | |||
| + | |||
| + | '''Tract path details:''' | ||
| + | * path '''LSTT.MD''': lower body pain, temperature for reward (pain to frontal lobe)[[BrainRegionLPC_SC_PH_LSG|Lower Substantia Gelatinosa,LPC.SC.PH.LSG]] -> Mediodorsal Nucleus of Thalamus,FD.TH.MD ([[BrainRegionNDM_FD_TH_MDM|Medial Mediodorsal Nucleus of Thalamus]] (NDM.FD.TH.MDM), [[BrainRegionNCP_FD_TH_MDC|Central Mediodorsal Nucleus of Thalamus]] (NCP.FD.TH.MDC), [[BrainRegionNMA_FD_TH_MDL|Lateral Mediodorsal Nucleus of Thalamus]] (NMA.FD.TH.MDL)) -> [[BrainRegionNDM_NC_AL_DACG|Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG]] | ||
| + | * path '''LSTT.UMD''': upper body pain, temperature for reward (pain to frontal lobe)[[BrainRegionLPC_SC_PH_USG|Upper Substantia Gelatinosa,LPC.SC.PH.USG]] -> Mediodorsal Nucleus of Thalamus,FD.TH.MD ([[BrainRegionNDM_FD_TH_MDM|Medial Mediodorsal Nucleus of Thalamus]] (NDM.FD.TH.MDM), [[BrainRegionNCP_FD_TH_MDC|Central Mediodorsal Nucleus of Thalamus]] (NCP.FD.TH.MDC), [[BrainRegionNMA_FD_TH_MDL|Lateral Mediodorsal Nucleus of Thalamus]] (NMA.FD.TH.MDL)) -> [[BrainRegionNDM_NC_AL_DACG|Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG]] | ||
| + | * path '''LSTTL''': lower body pain, temperature (head and body FN,RC receptors to marginal nucleus)[[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_LMG|Lower Marginal Nucleus,LPC.SC.PH.LMG]] | ||
| + | * path '''LSTTL.VPI''': lower body pain, temperature for emotion (pain to insula)[[BrainRegionLPC_SC_PH_LMG|Lower Marginal Nucleus,LPC.SC.PH.LMG]] -> [[BrainRegionNSA_FD_TH_VPI|Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI]] -> [[BrainRegionNCP_NC_INS_PIC|Posterior Insular Cortex,NCP.NC.INS.PIC]] | ||
| + | * path '''LSTTU''': upper body pain, temperature (head and body FN,RC receptors to marginal nucleus)[[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)[[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]] | ||
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==== TTS - trigeminothalamic system ==== | ==== TTS - trigeminothalamic system ==== | ||
* external: http://www.neuroanatomy.wisc.edu/virtualbrain/BrainStem/03CNV.html | * external: http://www.neuroanatomy.wisc.edu/virtualbrain/BrainStem/03CNV.html | ||
| − | |||
* function:all somatosensory submodalities from head | * function:all somatosensory submodalities from head | ||
Revision as of 09:29, 31 December 2015
Biological Mind Tracts
Home -> BiologicalLifeResearch -> MindTracts -> MindTractsAT
This page is intended to describe set of ascending tracts
Contents
- 1 Tract Details
- 1.1 ALS - anterolateral system
- 1.2 MLS - medial lemniscus system
- 1.3 SCS - spinocerebellar system
Tract Details
(generated)
TRACT SET: Ascending Tracts
ALS - anterolateral system
- external: http://en.wikipedia.org/wiki/Anterolateral_system
- function:conveys pain, temperature (protopathic sensation), and crude touch from the periphery to the brain
SLS - spinolimbic system
- external:
- function:connect spinal cord with limbic structures
SHTT - spinohypothalamic tract
- 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}
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)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)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)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)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)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)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)Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
SMST - spinomesencephalic tract
- 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}
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)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)Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Marginal Nucleus,LPC.SC.PH.UMG -> Periaqueductal Gray Matter,LMC.MM.PAG
SST - spinosolitary tract
- 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)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)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)Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
SRS - spinoreticular system
- external: http://en.wikipedia.org/wiki/Spinoreticular_tract
- function:automatic responses to pain
SMRT - spinomedulloreticular tract
- external:
- function:automatic responses to pain
- generic path: {visceral pain} -> {MRF, entire cortex}
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)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)Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Central Medullary Reticular Nucleus,LRC.HL.RF.MED
SPRT - spinopontoreticular tract
- external:
- function:automatic responses to pain
- generic path: {visceral pain} -> {MRF, entire cortex}
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)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)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
STCT - spinotectal tract
- 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)Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Proprius Nucleus,LPC.SC.PH.NP -> Deep Superior Colliculus,LRC.MM.SC.DEEP
STS - spinothalamic system
- 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
ASTT - anterior spinothalamic tract
- external: http://en.wikipedia.org/wiki/Anterior_spinothalamic_tract
- synonyms: paleospinothalamic 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}
Tract path details:
- path ASTTL: lower slightly tactile (head and body MD,MC,PC,HF receptors to S1)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)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
LSTT - lateral spinothalamic tract
- external: http://en.wikipedia.org/wiki/Lateral_spinothalamic_tract
- synonyms: neospinothalamic tract
- function:pain, temperature
- generic path: {body pain, temperature, crude touch} -> {BA 3,1,2}
Tract path details:
- path LSTT.MD: lower body pain, temperature for reward (pain to frontal lobe)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)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)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)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)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)Upper Marginal Nucleus,LPC.SC.PH.UMG -> Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI -> Posterior Insular Cortex,NCP.NC.INS.PIC
TTS - trigeminothalamic system
- external: http://www.neuroanatomy.wisc.edu/virtualbrain/BrainStem/03CNV.html
- function:all somatosensory submodalities from head
ATTT - anterior trigeminothalamic tract
- 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)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)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)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)Trigeminal Ganglion,LPC.PN.SG.TRG -> Spinal Trigeminal Nucleus,LPC.HL.TGS.STR
- path TTT.VPM: nociceptors (spinal trigeminal nucleus to S1)Spinal Trigeminal Nucleus,LPC.HL.TGS.STR -> Ventral Posteromedial Nucleus,NSA.FD.TH.VPM -> Primary Somatosensory Cortex,NSA.NC.PG.S1
DTTT - dorsal trigeminal tract
- 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)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)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)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)Principal Trigeminal Nucleus,LPC.HT.PN.PTR -> Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI -> Posterior Insular Cortex,NCP.NC.INS.PIC
MLS - medial lemniscus system
- external: http://en.wikipedia.org/wiki/Medial_lemniscus
- function:transmits touch, vibration sense, proprioception data
PCS - posterior column system
- 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
FCT - fasciculus cuneatus tract
- 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)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)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
FGT - fasciculus gracilis tract
- 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)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
SCVT - spinocervical tract
- 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}
Tract path details:
- path SCVT: tactile/pressure pathway from the spinal cord to sensory cortex (tactile/pressure to S1)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)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)Lateral Cervical Nucleus,LPC.SC.LH.LCV -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
SCS - spinocerebellar system
- external: http://en.wikipedia.org/wiki/Spinocerebellar_tract
- function:spinal cord to cerebellum
DSCS - direct spinocerebellar system
- external:
- function:spinal cord nuclei to cerebellum
- notes: lower are dorsal and ventral SC tracts; upper are cuneocerebellar and rostral spinocerebellar tract
CSCT - cuneocerebellar tract
- 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}
Tract path details:
- path CSCT: proprioceptive and exteroceptive information (upper limb muscles to accessory cuneate nucleus to cerebellum)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))
DSCT - dorsal spinocerebellar tract
- 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)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)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))
RSCT - rostral spinocerebellar tract
- 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}
Tract path details:
- path RSCT: proprioceptive information (upper limb muscles to centrobasalis nucleus to cerebellum)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))
VSCT - ventral spinocerebellar tract
- 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}
Tract path details:
- path VSCTL: proprioceptive information (body muscles to intermediomedial nucleus to cerebellum)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)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))
SMTS - spinometencephalic system
- external:
- function:spinal cord to intermediate nucleus to cerebellum
SOT - spinoolivary tract
- 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)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)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))
SVT - spinovestibular tract
- 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)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))
