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Bonewit Chapt 6

Eye and Ear Logan Greene

TermDefinition
Astigmatism A refractive error that causes distorted and blurred vision for both near and far objects due to a cornea that is oval shape.
Audiometer A 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 Earwax
Hyperopia Farsighted
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 Nearsighted
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 of the ear that receives and transmits sound waves. Also known as the ear drum.
Created by: logangreene
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