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Bonewit Chapter 6
Eye and Ear Assessment and Procedures- Cheyenne Davis
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 | earwax |
hyperopia | farsighteness |
impacted | wedged firmly together so as to immovable |
instillation | the dropping of a liquid into a body cavity |
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 know as the eardrum |
irrigation | the washing of a body canal with flowing solution |