As Adults Age,the Proportion of Sleep Time They Spend in Slow-Wave

question 6

Multiple Choice

As adults age,the proportion of sleep time they spend in slow-wave sleep ____ while the proportion of time spent in REM sleep ____.

• A) remains stable; decreases
• B) decreases; remains stable
• C) increases; decreases
• D) decreases; increases

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Definitions:

Bound

To be legally or morally obligated; often referring to the commitments made in a contract or agreement.

Purchased

Purchased refers to the acquisition of goods or services in exchange for money or other consideration.

Ratifying Contract

The act of formally approving an agreement to make it valid and binding, often after the fact.

Accepting Benefits

The act of receiving advantages, possibly under a contract, and particularly in a manner that implies acknowledgment or endorsement.