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Senses
stuff to know
| Question | Answer |
|---|---|
| Scotoma | loss of the center of visual field |
| Trachoma | chalmydia infection of eye |
| Ciliary & Iris | 2 muscles found in eye |
| Myopia, Hyperopia, Astigmatism | refraction disorders |
| Where i the cerumen made? | external auditory canal |
| Pupil | hole in the iris |
| Astigmatism | unequal curviture in cornea or lens |
| Otoscope | instrument used to view external ear and eardrum |
| General sense organs are found where? | Skin |
| Organ of corti | organ of hearing |
| Perilymph | watery fluid that fills the bony labyrinth |
| 3 colors of cone sensitivity | red, green, then blue |
| Type of receptors in ear | Mechanorecptor |
| Olfactory chemoreceptors | nose receptors |
| Photoreceptor (rods and cones) | category of receptor for eye |
| Gustatory cells (chemoreceptor) | taste bud receptors |
| 2-8 mm apart 8-12 mm apart 40-60 mm apart | touch receptors in: fingertips palms torso |
| Viterous humor | jelly-like fluid behind lens |
| Sclera, Choroid, Retina | 3 layers of eye (outward-in) |
| Cornea | window of the eye |
| fovea | most of cones located here |
| oval window | marks the end of the middle ear |
| palpebral fissure | opening lined by eyelashes and eyelid |
| christae ampullares | organ of balance |