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Bonewit Chapter 6
Question | Answer |
---|---|
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 removable |
instillation | the dropping of a liquid into a body cavity |
irrigation | the washing of a body canal with a flowing solution |
otoscope | an instrument used to examine the external ear canal and tympanic membrane |
presbyopia | a decrease in the elasticity if 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 the receives and transmits sound waves. also known as the eardrum. |
myopia | nearsightedness |