Cranial Nerves Flashcards
Which cranial nerve is the olfactory nerve and what does it do?
I
Sensory: nose/smell
Which cranial nerve is the optic nerve and what does it do?
II
Sensory: eye/vision
Which cranial nerve is the oculomotor nerve and what does it do?
III
Motor: all I muscles except those supplied by nerve four and six
Eye movement and pupil reflex
Which cranial nerve is the trochlear and what does it do?
IV
Motor: superior oblique eye muscle
Eye-movement
Which cranial nerve is the trigeminal and what does it do?
V
Sensory: face, sinuses, teeth
Motor: muscles of mastication
Face sensation and chewing
What cranial nerve is the abducent and what does it do?
VI
Motor: external rectus eye muscle
Eye-movement
What cranial nerve is the facial and what does it do?
VII
Motor: muscles of the face
Face movement and taste
What cranial nerve is the Vestibulocochlear and what does it do?
VIII
Sensory: inner ear
Hearing and balance
What cranial nerve is the glossopharyngeal and what does it do?
IX
Motor: pharyngeal musculature
Sensory: posterior part of tongue, tonsil, pharynx
Swallowing, Throat sensation, and taste
What cranial nerve is the Vagus and what does it do?
X
Motor: heart, lungs, bronchi, gastrointestinal tract
Sensory: heart, lungs, bronchi, trachea, larynx, pharynx, gastrointestinal tract, external ear
Think Cardiac!!
What cranial nerve is the accessory and what does it do?
XI
Motor: sternocleidomastoid and trapezius muscles
Neck movement
What cranial nerve is the hypoglossal and what does it do?
XII
Motor: muscles of the tongue
Movement, sensation, and abdominal organs
