Nervous System Lab
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20 terms
Terms | Definitions |
|---|---|
 medulla oblongata | regulate heartbeat, breathing, blood pressure, vomiting, coughing |
| cerebellum | smoothes and coordinates skilled skeletal muscle movement; also posture and balance |
| pineal gland | secretes melatonin that controls the sleep-wake cycle |
| hypothalamus | controls autonomic nervous system; regulates hormones, emotional behavior, temperature, eating, and drinking behavior |
| cerebral cortex | interprets sensory input, controls skilled skeletal muscle movements; involved in emotional/intellectual processes |
| pons | helps control breathing; conducts impulses to and from the cerebellum, midbrain, and medulla |
| thalamus | relays all sensory input to the cerebral cortex; involved in skeletal muscle actions and memory processing |
| corpora quadrigemma | coordinates visual and auditory reflexes |
| basal nuclei | coordinates gross, automatic muscle movements; also involved in limbic system |
| corpus callosum | white fiber tracts communicating between hemispheres |
| oculomotor | movement of eyelid, eyeball, pupillary constriction |
| trochlear | superior oblique eyeball muscle |
| trigeminal | ophthalmic, maxillary, madibular areas, chewing |
| abducens | lateral rectus eyeball muscle |
| facial | taste, facial expression; secretion of tears; salivation |
| vestibulocochlear | equilibrium, hearing |
| glossopharyngeal | taste, swallowing and speech; secretion of saliva |
| vagus | taste, somatic sensation from pharynx, epiglottis, swallowing, coughing, voice production, smooth muscle contraction of GI tract |
| accesory | swallowing, movement of head/shoulders |
| hypoglossal | speech and swallowing, tongue muscles |
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