NERVOUS SYSTEM 



99 



Olfactory Bulb 



(fo which is attached 

 the Olfactory Nerve) 



Pituitary Body — __ ^ 



Optic Nerve 



Optic Chiasma 



Oculomotor Nerve — __ 



Trochlear Nerve — . 



Trigeminal Nerve — 



Pons Varolii — 



Abducens Nerve- _ 



Facial Nerve — 



Auditory Nerve — 



Glossopharyngeal Nerve 



Vagus Nerve — 



Spinal accessory Nerve— 



Hypoglossal Nerve- - 



Medulla Oblongata — 



First Spinal Nerve — 



Cerebellum 



Spinal Cord 



Second Spinal Nerve 



Fig. 48. — Under Surface of Brain (Human). 



Name. 



Function, 



1st pair Olfactory Smell — Sensory 



2d pair Optic Sight — Sensory 



3d pair Oculomotor Eye Muscles — Motor 



4th pair Trochlear Eye Muscles — Motor 



5th pair Trigeminal Facial — Sensory and Motor 



Gth pair Abducens Eye Muscles — Motor 



7th pair Facial Motor 



8th pair Auditory Hearing — Sensory 



9th pair Glossopharyngeal Tongue and throat — Sensory and Motor 



10th pair Vagus Thorax and abdomen — Sensory and Motor 



11th pair Spinal Accessory Sensory and Motor 



12th pair Hypoglossal Tongue — Motor 



D. Vertical Section (right side). Cut the brain through 

 lengthwise, parallel to the line of the longitudinal fissure, but 

 one-sixteenth of an inch to the left of this line in order not 

 to cut the septum. Examine the right side. Note the 



