Which of the Following Is True of the Sleep Cycle

question 114

Multiple Choice

Which of the following is true of the sleep cycle during a night of sleep?

• A) Each non-REM/REM cycle lasts about 45 minutes.
• B) Subjects first enter REM sleep and then transition to non-REM sleep.
• C) As the night goes on, the relative length of REM sleep increases in each successive cycle.
• D) Stages 3 and 4 of slow-wave sleep mostly occur in the early morning hours.
• E) Sleep cycles are random across the night.

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Definitions:

Preferred Stock

A class of ownership in a corporation that has a higher claim on its assets and earnings than common stock, often with fixed dividends.

General Partnership

A business arrangement where two or more individuals share ownership and the responsibility for managing a company and the liability for the company's debts.

Limited Liability

A legal framework where a company's shareholders' financial liability is limited to the amount they invested in the company.

Ease of Formation

The simplicity with which a new business or organization can be legally established.