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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 |