I - olfactory
smell
II - optic
vision (acuity tests)
III - oculomotor
Pupillary constriction, opening the eye (lid elevation), and most extraocular movements (up, down, medial)
IV - trochlear
eye movement (6 cardinal gazes)
V - trigeminal
sensory of face/mastication/blinking (clench teeth, move face)
VI - abducens
turns eye laterally, 6 cardinal gazes, look side to side
VII - facial
expressions, tongue, taste, smiling
VIII - Vesibulocochlear (acoustic)
hearing and equilibrium, balance history, whisper test
IX - Glossopharyngeal
gag/swallow, taste, speech, gag reflex
X - vagus
gag/swallow, movement of palate and pharynx, parasympathetic
XI - Spinal Accessory
movement of head and shoulders, shoulder shrug with and without resistance
XII Hypoglossal
Tongue movement, speech, swallowing