Examlex
A planetary nebula
Volley Principle
Theory of pitch that states that frequencies from about 400 Hz to 4,000 Hz cause the hair cells (auditory neurons) to fire in a volley pattern, or take turns in firing.
Frequency Theory
Theory of pitch that states that pitch is related to the speed of vibrations in the basilar membrane.
Hammer (Malleus)
A bone in the middle ear that transmits sound vibrations from the eardrum to the other ossicles.
Stirrup (Stapes)
A small bone in the middle ear that is involved in transmitting sound vibrations to the inner ear.
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