BrainCenterMM PER

Perhipheral Nuclei of Midbrain Mesencephalon

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This page covers biological details of component group Perhipheral Nuclei of Midbrain Mesencephalon. Component group is part of aHuman target integrated biological model.

• Top-down path to center: Midbrain Mesencephalon -> Perhipheral Nuclei of Midbrain Mesencephalon (MM.PER) (see Mind Maps)
• Function:
• Notes to function: Sensory relay or direct motor control

(generated)

Components

(generated)

Component items:

• Oculomotor Nucleus (LPC.MM.OCN): Change Eye Direction
• Trochlear Nucleus (LPC.MM.TRH): Control superior oblique muscles of eyes
• Edinger-Westphal Nucleus (LAC.MM.EWN): Change Eye Pupil
• Mesencephalic Trigeminal Nucleus (LPC.MM.MSTR): unconscious proprioception from muscle spindles; facial somatic sensations from muscles of mastication, monosynaptic masticatory reflex

Connectivity

(generated)

Internal Regions Connections:

• no connections

External Connections:

External Inbound Center Connections:

Source Center	Reference
Myelencephalic Sensory Nuclei (HMC.SN)	Eye blink reflex and pupillary light reflex (SpinalTrigeminal -> Oculomotor)
Pontine Reticular Formation (HP.RF)	Global visual system (RF -> OPN, abstract)
Abducens Nucleus (LPC.HP.ABD)	Vestibulo-ocular reflex (VOR) (Abducens -> Oculomotor)
Vestibular Nucleus (LPC.HP.VBN)	(unknown reference)
Reflexes Nuclei of Midbrain Mesencephalon (MM.REF)	Eye blink reflex and pupillary light reflex (SupraOculomotor -> EWN, abstract)
Mouth feeder (TARGET.TEA.FEEDER)	(unknown reference)
Eye (TARGET.TSA.EYE)	(unknown reference)
Nose (TARGET.TSA.NOSE)	(unknown reference)

External Outbound Center Connections:

Target Center	Reference
Metencephalic Motor Nuclei (HMT.MN)	(unknown reference)
Pontine Nuclear Complex (MBA.HP.PN)	(unknown reference)
Head and Neck Parasympathetic Ganglia (PN.PSYM.HD)	Autonomic nervous system (EWN -> CLG)
Eye (TARGET.TSA.EYE)	Eye blink reflex and pupillary light reflex (Oculomotor -> EYE)