Short Wavelengths, from High Pitched Sounds, Cause Displacement of the Basilar

question 13

True/False

Short wavelengths, from high pitched sounds, cause displacement of the basilar membrane near the oval window.
Animation - Effect of...
HAPS Learning Outcome: I06.01 Describe how the various structures of the outer, middle and inner ear function in hearing.
HAPS Learning Outcome: I06.02 Describe the sound conduction pathway from the auricle to the fluids of the inner ear and the path of nerve impulses from the spiral organ to various parts of the brain.
HAPS Learning Outcome: I06.03 Explain how the structures of the ear enable differentiation of pitch and loudness of sounds.
Learning Outcome: 09.07A Describe the structures of the outer and middle ears, and state the function of each.
Learning Outcome: 09.07B Describe the anatomy of the cochlea, and explain how sounds are detected.

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Definitions:

Archenteron

The central cavity of the gastrula stage of embryonic development that is lined with endoderm; primitive digestive system.

Endoderm Layer

The innermost layer of cells or tissues in an embryo that gives rise to the lining of the gastrointestinal tract and associated organs.

Fertilization Cone

A cellular structure that extends from a sperm to penetrate and fertilize an egg cell.

Egg Membrane

The protective outer layer surrounding an egg cell, which can include structures like the chorion in birds or the zona pellucida in mammals.