click below
click below
Normal Size Small Size show me how
Cranial Nerve Terms
Anatomy Term
Cranial Nerves | Receptors | Functions |
---|---|---|
Olfactory | Nasal Mucosa | Sense of Smell |
Optic | Retina, skin of head, teeth | Vision |
Oculomotor | Ext. Eye muscle, not sup. ob. and lat. rectus | Eye movement, pupil size, near vision, muscle sense |
Trochlear | Superior oblique | Eye movement, muscle sense |
Trigeminal | Skin and Mucosa of head, teeth | Head and face sensations chewing movements, muscle sense |
Abducens | Lateral rectus | Abduction of eye, muscle sense |
Facial | Taste buds, front 2/3 of tongue | Facial expression, taste saliva and tears secretion |
Vestibular | Semicircular canals, vestbule, utricle, saccule | Balance or equilibrium sense |
Cochlear | Organ of Corti in chochlear duct | Hearing |
Glossopharyngeal | Pharynx, back of tongue, carotid sinus and carotid body | Sensations of tongue, swallowing movements, secretion of saliva, reflecx control of blood pressure and respiration |
Vagus | Pharynx, larynx, carotid body, thoracic and abdominal viscera | Slow heart, increases peristalsis, contracts muscles for voice production |
Accessory | Trapezius, sternocleidomastoid | Shoulder and head movements, muscle sense, movements of viscera, voice production |
Hypoglossal | Tongue muscles | Tonge movements, muscle sense |