On an Average, Each Complete Cycle Through the Stages of NREM

question 92

Multiple Choice

On an average, each complete cycle through the stages of NREM sleep and REM sleep lasts about:

• A)20 minutes.
• B)1 hour.
• C)90 minutes.
• D)8 hours.

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Definitions:

Perineal Care

Cleaning the genitals and anal area to prevent infection, often part of personal hygiene or postoperative care routines.

Plaque

A sticky deposit on teeth in which bacteria proliferate, leading to dental cavities and gum disease; also refers to fatty deposits inside arteries that can lead to heart disease.

Tartar

A hard deposit that forms on teeth when plaque accumulates and mineralizes, leading to various dental problems.

Oral Cavity

The mouth, including the lips, teeth, gums, and the anterior portion of the tongue, where digestion begins.