What Mechanical Problem Is Overcome by the Structures of the Middle

question 8

Multiple Choice

What mechanical problem is overcome by the structures of the middle ear?

• A) Matching the impedances of air and fluid
• B) Buckling of the tympanic membrane
• C) Blocking of the eustachian tube
• D) Distortion of sound by the pinna

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Definitions:

Emotional Contagion

Tendency for moods and emotions to spread between people or throughout a group.

Satisfaction

A state of contentment or fulfillment that comes from meeting one’s needs, desires, or expectations.

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The degree of contentment an employee feels towards individual aspects of their job, such as their duties, work environment, or compensation.

Discrepancy

A difference or inconsistency between two or more facts, figures, or points of view.