Examlex
A closed system can exchange only matter and not energy with the environment.
Myringoscope
A medical device used to examine the eardrum and the passage of the outer ear.
Eardrum
A thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.
Audiometer
An instrument used to assess hearing acuity by generating tones of specific frequencies and intensities.
ENT
Abbreviation for Ear, Nose, and Throat, a medical specialty focusing on disorders of these regions.
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