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Phys chap 11 review
Stack #116926
| Question | Answer |
|---|---|
| proprioreception | percieved movement in a joit or muscle |
| 1st order neuron | Sensory/afferent |
| 2nd order neuron | syapse with 3rd order in thalmus |
| 3rd order neuron | synapse to cortex |
| adaptation | decreased sensitivity to stimulus |
| greatest sensitivity | lips |
| nociceptor | pain receptor |
| thermoreception | temp receptor |
| substance P | neurotransmitter released when pain is sensed |
| sclera | white of eye |
| chorid | highly pigmented area of eye that stops light from reflecting/lines sclera |
| Iris | colored part of the eye |
| avascular part of the eye | lense and cornea |
| optic disc | blind spot/no photoreceptors |
| 4 structures light passes thru | cornea/aqueous humor/ lense/ vitreous humor |
| accomodation | lense change shape to focus |
| cloudy lense | cataract |
| too much Aq humor | glaucoma |
| astimatgism | irregular shape to cornea or lense |
| optic nerve/CN II | axons of ganglia cells exit as... |
| optic chasm | crossing of ganglion axons in vision (nasal side) |
| temporal ganglion do.. | not cross(stay on same side of brain |
| 3rd order neurons go to... | occipital lobe (in vision) |
| receptors for hearing/balance | hair cells |
| ear drum | tympanic membrane |
| choclea | responsible for hearing (converting sound waves to nerve impulses |
| eustation tubes | equalizes air pressure on eithr side of ear drum |
| tastes | salt sweet sour bitter umami |
| olfactory cells | can reproduce from basil cells |
| CN 1 | olfactory |
| CN II | optic |
| CN VII | facial |
| CN VIIII | glossopharangeal |
| CN X | Vagus |
| CN VIII | Vestibulochoclear |