Which of the Following Is a Function of a Valve

question 14

Multiple Choice

Which of the following is a function of a valve?

• A) Regulates the direction of the flow of blood through the heart
• B) Regulates the amount of oxygen bound to hemoglobin
• C) Regulates heart rate
• D) Directs the movement of the cardiac impulse

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Definitions:

Organ of Corti

A structure located in the cochlea of the inner ear containing hair cells that transduce sound vibrations into electrical signals for hearing.

Vestibular Nerve

Part of the inner ear that sends signals to the brain regarding balance and head position.

Endolymph

A fluid within the inner ear that fills the cochlear duct and vestibular system, important for transmitting sound and maintaining balance.

Oval Window

The membrane-covered opening that leads from the middle ear to the vestibule of the inner ear.