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bonweit chapter 6
Eye and Ear Assessment and Procedure
Question | Answer |
---|---|
audiometer | an instrument used to measure hearing acuity quantittatively for the various frequencies of sound waves. |
canthus | the junction of the eyelids at either corner of the eye. |
cerumen | ear wax. |
impacted | wedged firmly together so as to be immovable. |
instillation | the dropping of 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 elacticicty of the lens that occurs with age, resulting in a decrease ability to focus o 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. |