ANTR 350 Lecture Notes - Lecture 7: Internal Auditory Meatus, Foramen Magnum, Special Senses
Document Summary
List the names of the 12 cranial nerves and be able to match their name to the roman numeral associated with each nerve; describe the basic function of each. Cniii: oculomotor (motor: ciliary muscles, sphincter pupillae, all extrinsic muscles of eye excpet those listed for cniv and vi) Cniv: trochlear (motor: superior oblique muscle of eye) Cnv: trigeminal (sensory: face; oral, nasal, and sinus mucosa; teeth; anterior two thirds of tongue) Cnvi: abducent (motor: lateral rectus muscle of eye) Cnx: vagus (motor: palate, pharynx, larynx, trachea, bronchial tree, heart, gi tract; sensory: pharynx, larynx, reflex sensory from tracheobronchial tree, lungs, heart, gi tract) Cnxi: spinal accessory (motor: sternocleidomastoid and trapezius) Cnxii: hypoglossal (motor: all intrinsic and extrinsic muscles of the tongue) Match the cranial nerve to the opening of the skull it travels through. Cnv: superior orbital fissure (v1), foramen rotundum (v2), and foramen ovale (v3) Cnxi: jugular foramen (enters skull via foramen magnum)
