Which of the Following Statements Is True of Sleep in Middle

question 2

Multiple Choice

Which of the following statements is true of sleep in middle age?

• A) An increasing number of experts note that 11 hours of sleep or more per night are necessary for adults to perform optimally the next day.
• B) Habitual sleep deprivation in adults is linked to morbidity, especially among people with cardiovascular disease.
• C) Sleep-disordered breathing and restless legs syndrome become less prevalent in middle age.
• D) The total number of hours slept usually varies, but beginning in the 40s, wakeful periods are less frequent and there is more of the deepest type of sleep.

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Definitions:

Medulla

The innermost part of an organ, or in neuroscience, a region in the brainstem involved in regulating vital body functions such as breathing and heart rate.

Nervous System

The network of nerve cells and fibers that transmits nerve impulses between parts of the body, encompassing the brain, spinal cord, and peripheral nerves.

Synapse

The junction between two neurons where nerve impulses pass through the neurotransmitter.

Soma

Refers to the body as distinct from the soul, mind, or psyche.