Cranial Nerves Flashcards
(24 cards)
CN I
Olfactory
CN II
Optic
CN III
Oculomotor
CN IV
Tochlear
CN V
Trigeminal
CN VI
Abducent
CN VII
Facial
CN VIII
Vestibulocochlear
CN IX
Glossopharyngeal
CN X
Vagus
CN XI
Spinal accessory
CN XII
`Hypoglossal
CN I function
Smell (one of the few nerves that can regenerate)
CN II function
Vision
CN III function
Controls most of eye movements, constriction of pupil, maintaining open eyelid
CN IV
Controls superior oblique muscle of the eye, which controls rotational movement
CN V
Responsible for sensation and motor function in mace and mouth
CN VI
Innervates the lateral rectus muscle of the eye
CN VII
Controls muscles of the facial expression and functions in conveyance of taste sensations from the anterior two-thirds of the tongue and oral cavity
CN VIII
Responsible for transmitting sound and equilibrium information from the inner ear to the brain
CN IX
Receives sensory information from the tonsils, pharynx, the middle ear and the rest of the tongue
CN X
Responsible for heart rate, GI peristalsis, sweating and muscle movements in mouth, including speech and keeping larynx open for breathing
CN XI
Controls muscles of the shoulder and neck
CN XII
Controls the tongue movements of speech, food manipulation and swallowing
