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Bonewit #6
Eye and Ear Assessment and Procedures Carrie
| Question | Answer |
|---|---|
| astigmatism | a refractive error that causes distorted and blurred vision for both near and far objects due to a cornea that is oval shaped. |
| audiometer | an instrument used to measure hearing acuity quantitatively for the various frequencies of sound waves |
| canthus | the junction of the eyelids at either corner of the eye |
| cerumen | ear wax |
| hyperopia | farsightedness |
| impacted | wedged firmly together so as to be immovable |
| instillation | the dropping of a liquid into a body cavity |
| irrigation | the washing of a body canal with a flowing solution |
| myopia | nearsightedness |
| otoscope | an instrument used to examine the external ear canal and tympanic membrane |
| presbyopia | a decrease in the elasticity of the lens that occurs with aging, resulting in a decreased ability to focus on close objects |
| refraction | the deflection or bending of light rays by a lens |
| tympanic membrane | a thin, semitransparent membrane between the external ear canal and the middle ear that receives and transmits sound waves; also known as the eardrum |