Ch 11 The Eyes and Ears
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Created by:
nikitha123 on May 30, 2010
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35 terms
Terms | Definitions |
|---|---|
 OD | right eye |
| OS | left eye |
| rods | black and white |
| cones | color |
| fovea centralis | in macula lutea; best color vision |
| optic disk | blind spot |
| anterior segment | aqueous fluid |
| posterior segment | vitreous fluid |
| visual acuity | ability to distinguish object details and shape at a distance |
| aniscoria | pupils unequal in size |
| papilledema | swelling and inflammation of the optic nerve at the point of entrance into the eye through the optic disk |
| glaucoma | loss of peripheral vision |
| macular degeneration | loss of central vision |
| esotropia | cross eye |
| exotropia | wall eye |
| hyperopia | far sightedness |
| myopia | near sightedness |
| visual field testing | perimetry; determine losses of peripheral vision |
| radial keratotomy | correct myopia |
| phacoemulsification | shatter and break up a cataract |
| pseudophakia | natural lens replaced with an intraocular lens |
| laser iridotomy | treat acute (closed angle) glaucoma |
| laser trabeculoplasty | treat chronic (open angle) glaucoma |
| open angle glaucoma | trabecular meshwork |
| closed angle glaucoma | cornea and iris problems |
| AD | right ear |
| AS | left ear |
| malleus | hammer |
| incus | anvil |
| stapes | stirrup |
| organ of Corti | in cochlea |
| acute otitis media | associated with URI and seen in young children |
| serous otitis media | fluid buildup in middle ear |
| acute purulent otitis media | pus in middle ear |
| fenestration | new opening in created in labyrinth to restore hearing |
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