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18 Cards in this Set
- Front
- Back
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Ability of the lens to bend light rays so they focus on the retina |
Refraction |
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A sense of whirling, dizziness, and the loss of balance
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Vertigo |
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An inflammation of the cornea that can be due to many causes, including bacterial, viral, or fungal infections |
Keratitis
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Instrument used to examine the external ear |
Otoscope |
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Use of an audiometer to measure hearing acuity |
Audiometry |
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Testing that involves one ear |
Monaural testing |
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Testing that involves both ears |
Binaural testing |
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Use of air pressure in the ear canal to test for disorders of the middle ear
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Tympanometry |
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Is damage to the retina as a complication of uncontrolled diabetes |
Diabetic retinopathy |
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Occurs when the cornea becomes irregular and cone-shaped, causing blurring and distortion of vision |
Keratoconus |
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An inflammation of the sclera |
Scleritis |
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Is a pitting of the cornea caused by an infection or injury |
Corneal ulcer |
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Is an injury, such as a scratch or irritation, to the outer layers of the cornea |
Corneal abrasion |
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This inflammation of the uvea affects primarily structures in the front of the eye |
Iritis |
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The dilation of the pupil |
Mydriasis |
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Is the loss of transparency of the lens that causes a progressive loss of visual clarity |
Cataract |
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Is the contraction of the pupil, normally in response to exposure to light but also possibly due to the use of prescription or illegal drugs |
Miosis |
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Is the presence of what appears to be flashes of light, or flashers |
Photopsia |
