Cranial Nerves Flashcards
Hearing: speech, weber and rinne test
Vestibular function: Balance and proprioception
Acoustic NeuromA (CN VIII)
Motor tongue
Hypoglossal (CN XII)
Smell
Olfactory (sensory), Cranial nerve I
Shoulder shrug
turning head from side to side
Accessory (CN XI)
Motor: muscles of mastication
Sensory: light touch w/cotton wisp
Trigeminal (CN V)
Muscles of facial expression
Taste ant 2/3 of tongue
Facial (CN VII)
Motor: swallow, gag reflex
Sensory: taste posterior 1/3rd of tongue
Glossopharyngeal (CN IX)
Motor movement of superior oblique rectus
adduction
lateral movement
Trochlear (CN IV)
Motor: Voice, soft palate gag reflex
Sensory: relays to brain sensory info about organs
Vagus (CN X)
motor eye movements (up, down, in, out)
inferior rectus, ciliary body
Oculomotor (CNIII)
Visual acuity
Visual fields
pupillary light reflex (swinging light test)
Optic Nerve (II) (Sensory)
Lateral rectus gaze
Abducens (CN VI) 3,4, 6 help with extraocular movements