Cranial Nerve

Vocabulary flashcards covering the cranial nerves (III through XII), their functions, and associated muscles or structures based on the lecture notes.

CN III (Oculomotor)

Controls most eye movement, innervating the superior, inferior, and medial rectus, inferior oblique, and levator palpebrae superioris.

CN I:

CN II:

CN I: olfactory

CN II: optic (VEPs)

CN IV (Trochlear)

Controls side-to-side and downward eye movement via the superior oblique muscle

(IV)

CN V (Trigeminal)

Responsible for facial sensation and chewing via the masseter muscle (V)

CN VI (Abducens)

Responsible for lateral eye movement via the lateral rectus muscle (VI)

CN VII (Facial)

Controls facial expression through five branches: temporal, zygomatic, buccal, mandibular, and cervical (VII)

CN VIII (Vestibulocochlear)

Responsible for hearing; associated with BAERs testing

CN IX (Glossopharyngeal)

Responsible for taste and sensations of the back of the tongue, associated with the soft palate (IX)

CN X (Vagus)

Associated with the gag reflex and the recurrent laryngeal nerve (RLN) (CN X)

CN XI (Accessory)

Controls head and shoulder movement via the trapezius muscle (XI)

CN XII (Hypoglossal)

Controls the tongue for swallowing, speech, and gag functions (XII)

oh, oh, oh, to, touch, and, feel, very, good, velvet, ah, heaven

Olfactory (1), optic (2), oculomotor (3), trochlear (4), trigeminal (5), abducens (6), facial (7), vestibulocochlear (8), glossopharyngeal (9), vagus (10), accessory (11), hypoglossal (12)

*SOME, SAY, MONEY, MATTERS, BUT, MY, BROTHER, SAYS, BIG, BRAINS, MATTER, MORE