We Can Determine Whether a Sound Is Coming from a Source

question 105

Multiple Choice

We can determine whether a sound is coming from a source close to us or a source far away by attending to the difference between

• A) sounds heard immediately and reflected sounds heard later.
• B) the response in the left ear and the response in the right ear.
• C) the responses by the hair cells close to the stirrup and the responses by hair cells farther away along the basilar membrane.
• D) the loudness at the beginning of the sound and the loudness one second later.

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Definitions:

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The central part of the kidney where urine collects before moving into the ureter.

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Surgery carried out to prevent the occurrence of disease or severe condition, rather than to cure it.

Malignant Neoplasm

A cancerous tumor that can invade and destroy nearby tissue and has the potential to spread to other parts of the body.

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A female reproductive organ in which ova or eggs are produced, present in humans and other vertebrates as a pair.