Anatomy Brain Study Guide 12 Cranial Nerve – Flashcards
Unlock all answers in this set
Unlock answersquestion
Olfactory (I)
answer
Smell
question
Optic (II)
answer
Vision
question
Oculomotor (III)
answer
eyelid and eyeball movement
question
Trochlear (IV)
answer
innervates superior oblique
question
Trigeminal (V)
answer
Chewing
question
Abducens (VI)
answer
ability to roll eyes laterally
question
Facial (VII)
answer
Facial expressions and salivary and lacrimal glands
question
Vestibulocochlear (VIII)
answer
Purely sensory; Balance and hearing
question
Glossopharyngeal (IX)
answer
Swallowing and saliva production
question
Vagus (X)
answer
Digestive activity and heart regulation
question
Accessory (XI)
answer
sternocleidomastoid and trapezius muscles
question
Hypoglossal (XII)
answer
Tongue movement
question
Olfactory (I)
answer
subject is asked to sniff and identify aromatic substances
question
Optic (II)
answer
subjected is tested with an eye chart and eye-finger test
question
Oculomotor (III)
answer
subject's pupils are tested and eye convergence is tested
question
Trochlear (IV)
answer
subject's pupils are tested and eye convergence is tested
question
Trigeminal (V)
answer
subject is tested with a safety pin and hot and cold objects also by moving jaw side to side.
question
Abducens (VI)
answer
subject's pupils are tested and eye convergence is tested
question
Facial (VII)
answer
subject's tongue is tested for tastes of bitter, sweet, sour and salty, also subject's tears are tested with ammonia fumes and asked to whistle and smile with eyes closed.
question
Vestibulocochlear (VIII)
answer
Subject's hearing is tested by air and bone conduction using a tuning fork.
question
Glossopharyngeal (IX)
answer
Subject's gag and swallowing reflexes are checked and subject is asked to speak and cough.
question
Vagus (X)
answer
Subject's gag and swallowing reflexes are checked and subject is asked to speak and cough.
question
Accessory (XI)
answer
subject's Sternocleidomastoid and trapezius muscles are tested for strength by turning head and shrugging shoulders
question
Hypoglossal (XII)
answer
Subject is asked to stick out tongue and any position formalities are noted.
