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ANS 290
Animal Anatomy: Cranial Nerves
Term | Definition |
---|---|
I - Olfactory | Sensory; sense of smell |
II - Optic | Sensory; vision |
III - Oculomotor | Motor, parasympathetic; motor to extrinsic eye muscles, parasympathetic to intrinsic eye muscles |
IV - Trochlear | Motor; dorsal oblique muscle |
V - Trigeminal | Sensory, motor; 3 divisions (ophthalmic, maxillary, mandibular) that all sense from skin of face and motor to skeletal muscles of mastication |
VI - Abducens | Motor; some extrinsic eye muscles |
VII - Facial | Sensory, motor, parasympathetic; muscles of facial expression, parasympathetic to mandibular and sublingual salivary glands |
VIII - Vestibulocochlear | Sensory; position of head in accordance with gravity and acceleration |
IX - Glossopharyngeal | Sensory, motor, parasympathetic; tongue, pharyngeal muscles, parasympathetic to parotid and zygomatic salivary glands |
X - Vagus | Sensory, motor, parasympathetic; pharynx, larynx, esophagus; parasympathetic to cervical, thoracic, & abdominal viscera |
XI - Accessory | Motor; extrinsic skeletal muscles that move the limb cranially |
XII - Hypoglossal | Motor; muscles of tongue |