BrainCenterSC VH

Anterior/Ventral Horn

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This page covers biological details of component group Anterior/Ventral Horn. Component group is part of aHuman target integrated biological model.

• Top-down path to center: Spinal Cord -> Anterior/Ventral Horn (SC.VH) (see Mind Maps)
• Function:

(generated)

Components

(generated)

Component items:

• Lamina VIII (SC.VH.L8)
  • Ventromedial Nucleus (LPC.SC.VH.VM): Innervation of trunk muscles
  • Posteromedial Nucleus (LPC.SC.VH.PM): Innervation of trunk muscles
• Lamina IX (SC.VH.L9)
  • Ventrolateral Nucleus (LPC.SC.VH.VL): Innervation of limb muscles
  • Posterolateral Nucleus (LPC.SC.VH.PL): Innervation of limb muscles
  • Retroposterolateral Nucleus (LPC.SC.VH.RPL): Innervation of limbs muscles
  • Spinal Accessory Nucleus (LPC.SC.VH.SAN): Control of neck
  • Phrenic Nucleus (LPC.SC.VH.PHR): Innervation of diaphragm
  • Onuf's Nucleus (LPC.SC.VH.ONF): Maintenance of urination and defecation, muscular contraction during orgasm

Connectivity

(generated)

Internal Regions Connections:

• no connections

External Connections:

External Inbound Center Connections:

Source Center	Reference
Myelencephalic Motor Nuclei (HL.MN)	(unknown reference)
Medullary Reticular Formation (HL.RF)	(unknown reference)
Pontine Reticular Formation (HT.RF)	Global visual system (RF -> SpinalCord, abstract)
Hypothalamus (HTA.FD.HT)	(unknown reference)
Barrington's Nucleus (LAC.HT.BR)	Schematic overview of spinobulbospinal micturition reflex pathway (BAR -> ONF)
Red Nucleus (LLC.MM.RD)	(unknown reference)
Vestibular Nucleus (LPC.HT.VBN)	(unknown reference)
Reflexes Nuclei of Midbrain Mesencephalon (MM.REF)	(unknown reference)
Motor Cortex (NMA.NC.MC)	(unknown reference)

External Outbound Center Connections:

Target Center	Reference
Myelencephalic Sensory Nuclei (HL.SN)	(unknown reference)
Mouth feeder (TARGET.TEA.FEEDER)	(unknown reference)
Genitalia (TARGET.TEA.GENITALIA)	(unknown reference)
Hand (TARGET.TEA.HAND)	(unknown reference)
Leg (TARGET.TEA.LEG)	(unknown reference)
Lung (TARGET.TEA.LUNG)	(unknown reference)
Neck (TARGET.TEA.NECK)	(unknown reference)
Rectum (TARGET.TEA.RECTUM)	(unknown reference)
Mouth speaker (TARGET.TEA.SPEAKER)	(unknown reference)
Trunk (TARGET.TEA.TRUNK)	(unknown reference)
Ureter (TARGET.TEA.URETER)	(unknown reference)