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Brainstem Nuclei & Tracts: function
Brainstem Nuclei & Tracts: function
16
Anatomy
Graduate
02/02/2012

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Cards

Term
fasciculus gracilis & nucleus
Definition
tactile sensatio for LE and lower trunk
Term
fasciculus cuneatus & nucleus
Definition
touch and proprioception from upper trunk & UE
Term
nucleus & spinal tract of V
Definition
pain, temp, light touch from face
Term
inferior olivary nucleus
Definition
voluntary movements requiring precision
Term
hypoglossal ncleus
Definition
innervation of tongue mm.
Term
dorsal motor nucleus of X
Definition
parasympathetic innervation of smooth mm.
Term
tractus solitarius & nucleus
Definition
visceral reflexes and taste (IX, X)
Term
nucleus ambiguus
Definition
motor to mm. of soft palate, pharynx, larynx
Term
medial longitudinal fasciculus (MLF)
Definition
coordinates eye and head movements
Term
facial motor nucleus
Definition
mm. of facial expression
Term
abduscens nucleus
Definition
motor to lateral rectus m. of the eye
Term
medial lemniscus
Definition
sensory pathway fom extremitites to thalamus
Term
motor nucleus of V
Definition
motor to muscles of mastication
Term
substantia nigra
Definition
produces precursor for dopamine
Term
nucleus of IV
Definition
motor to superior oblique m. of eye
Term
periaqueductal gray matter (PGM)
Definition
involved in production of enkephalins
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