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13 Cards in this Set
- Front
- Back
Astigmatism |
A refractive error that causes distorted and blurred vision for both near and far objects due to a cornea that is oval-shaped |
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Audiometer |
An instrument used to measure hearing acuity quantitatively for the various frequencies of sound waves |
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Canthus |
The junction of the eyelid at the corner of the eye |
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Cerumen |
Ear wax |
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Hyperopia |
Farsightedness |
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Impacted |
Wedgie firmly together so as to be immovable |
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Installation |
The dropping of a liquid into a body cavity |
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Irrigation |
The washing of a body canal with a flowing solution |
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Myopia |
Nearsightedness |
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Otoscope |
An instrument used to examine the external ear canal and tympanic membrane |
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Presbyopia |
A decrease in the elasticity of the lens that occurs with aging, resulting in a decreased ability to focus on close objects |
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Refraction |
The deflection or bending of light rays by a lens |
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Tympanic membrane |
A thin, semi-transparent membrane between the external ear canal and the middle ear that receives and transmits sound waves. Also known as the eardrum |