Which of the Following Is an Explanation of Why We

question 73

Multiple Choice

Which of the following is an explanation of why we sleep?

• A) Sleep allows us to conserve energy.
• B) Sleep promotes memory.
• C) Sleep clears the brain of useless information.
• D) Sleep helps us to avoid harm at night.
• E) All of the above are

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Definitions:

Vertebral Arteries

Two major arteries of the neck that supply blood to the brain.

Thrombus

A blood clot that forms in a vessel and remains there, potentially leading to vascular obstruction.

Basilar Artery

A major blood vessel supplying blood to the brain, formed by the union of the two vertebral arteries.

Cerebrospinal Fluid

A clear, colorless body fluid found in the brain and spinal cord, providing cushioning and maintaining intracranial pressure.