Which of the Following Statements Applies Correctly to the Ossicular

question 116

Multiple Choice

Which of the following statements applies correctly to the ossicular system of the ear?

• A)It serves to keep the pressure on the two sides of the tympanic membrane equal.
• B)It increases the pressure of vibration as it transfers the sound wave from air in the outer ear to fluid in the inner ear.
• C) It assists in determining whether a sound comes from the front or rear.
• D) It is part of the vestibular apparatus.

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Definitions:

Margin Call

A demand by a broker that an investor deposit additional money or securities to cover possible losses.

Initial Margin

The minimum amount of equity that must be provided by an investor when purchasing securities on margin, acting as a down payment on the purchase.

Maintenance Margin

The minimum amount of equity that must be maintained in a margin account to continue holding an investment, after initiating a position.

Margin Call

A demand by a broker that an investor deposit further cash or securities to cover possible losses in a margin account.