cranial nerves

olfactory

1, sensory, controls sense of smell

optic

2, sensory, controls vision

occulomotor

3, motor, controls pupil reactions (dilation/constriction), and blinking

trochlear

4, motor, controls up/down eye movement

trigeminal

5, both, controls sense of nose, face, and lips, and controls muscles that chew

abducens

6, motor, controls side to side eye movement

facial

7, both, controls sense of taste and controls muscles used in facial expressions

vestibulocochlear

8, sensory, controls hearing and balance

glossopharyngeal

9, both, controls taste and controls the muscles of the throat (swallowing)

vagus

10, both, controls heart rate, digestion, other autonomic functions, and controls gag reflex

spinal accessory

11, motor, controls upper traps and sternocleidomastoid muscles (shrugging shoulders)

hypoglossal

12, motor, controls movement of your tongue