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Stack #801543
Chapter 6
Question | Answer |
---|---|
Audiometer | An instrument used to measure hearing acuity quantitively for the various frequencies of sound waves. |
Canthus | The junction of the eyelids at either corner of the eye. |
Cerumen | Ear wax |
Hyperopia | Farsightdeness |
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 the 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. |