NEUROANATOMY LAB QUIZ
Brain & Behaviour
B What would a lesion of this structure result in?
C Which nerves receive branchial motor efferents from the nucleus located here?
D What type of fibers originate here and which peripheral nerve do they travel with?
A tract of solitarius
B hypoglossal nucleus, no innervation to muscles on ipsilateral side, atrophy of ipsilateral muscles, tongue will deviate to the side of the lesion upon protrusion
C nucleus ambiguus. gives efferents to ix, x [and xi (cranial root)]
D dorsal motor nucleus of vagus - parasympathetics travel with x
B Identify. What is the pathophysiological significance of this area during increased ICP?
B uncus can herniate through tentorium cerebelli and cause compression of cniii and the midbrain