The sounds we hear are the result of vibrations of air, fluid, and
solid materials in our environment. The vibrations produce sound waves, which
vibrate at a certain speed (frequency) and have a certain height (amplitude).
The vibration speed of a sound wave determines how high or low a sound is
(pitch). The height of the sound wave determines how loud the sound is
Hearing is the result of these sound waves traveling through the ear
and being converted into nerve impulses that are sent to the brain, which
April 8, 2013
William H. Blahd, Jr., MD, FACEP - Emergency Medicine
& Charles M. Myer, III, MD - Otolaryngology
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