click below
click below
Normal Size Small Size show me how
CN
Question | Answer |
---|---|
CN I Olfactory Nerve | Sense of smell Ennervates nasal epithelium |
CN II Optic Nerve | Vision Ennervates retina of eye |
CN III Occulomotor Nerve | Controls Extraoccular movements -Upward -Downward -Medial Eye Movement -Pupillary Constriction |
CN IV Trochlear Nerve | Extraoccular Movements -Moves eye downward -Moves eye laterally |
CN V Trigeminal Nerve | -Facial & scalp sensations -Muscles of mastication |
CN VI Abducens Nerve | -Moves eye laterally |
CN VII Facial Nerve | -Closes eyes -Closes Mouth -Moves lips and other muscles of facial expression -Salivation -Lacrimation -Taste on ANTERIOR tongue |
CN VIII Vestibulocochlear (Auditory) Nerve | Controls hearing and equilibrium |
CN IX Glossopharyngeal Nerve | -Swallowing -Gag sensation -Secretion of saliva -Taste on POSTERIOR tongue |
CN X Vagus Nerve | -Muscles of soft palate, larynx, esophagus -Swallowing, gag reflex -Parasympathetic functions -Chemoreceptors -Baroreceptors |
CN XI Spinal Accessory Nerve | Contracts muscles of neck and shoulders |
CN XII Hypoglossal Nerve | -Tongue Movement -Tongue Articulation -Swallowing |