Healthy Lifestyles Chapter 4

Which of the following is TRUE about the effect of exercise on your quality of sleep? -Exercising a couple of hours before sleep improves sleep more than exercising in the morning. -Exercising strenuously in the morning or afternoon boosts sleep quality. -Aerobic exercise improves sleep more than aerobic exercise combined with stretching .-Exercising strenuously heats up your body and thereby helps you to fall asleep.

-Exercising strenuously in the morning or afternoon boosts sleep quality.

Using electronic devices before bed may disrupt sleep patterns for all of the following reasons EXCEPT the -blue light they give off. -beeping sounds they sometimes produce .-sleep-inducing hormone they suppress .-increased alertness they can cause.

-beeping sounds they sometimes produce

Students who begin to doze off during a lecture are usually in which stage of sleep?

1

According to a major U.S. consensus statement, most adults should get how many hours of sleep per night for optimal health?

7 or more

Of the following countries, in which do citizens, on average, get the most sleep?

Mexico

REM sleep is named for which physiological activity that occurs while dreaming?

Rapid Eye Movement

Obstructive sleep apnea increases a person's risk for all of the following EXCEPT

asthma

During non-REM sleep

body temperature and energy use drop.

Sleep disorders can be diagnosed through a(n)

clinical sleep study

Obstructive sleep apnea (OSA) commonly results in

frequent night waking.

Which of the following factors influences a person's sleep needs?

gender

Vijay often tosses and turns, unable to sleep for an hour or more after he goes to bed. Which of the following will help change this pattern and allow him to fall asleep faster?

getting up after 20 minutes and doing something relaxing until he feels sleepy

Howard is 88 years old and in excellent health. All his life, he has thrived on just 5 hours of sleep a night. The most likely explanation for Howard's good health despite his lifelong short sleep habit is that he

has a genetic variant affecting his circadian rhythm.

How does sleep deprivation affect drivers?

impairs motor skills

Light traveling through the retina of the eye is a key factor in the regulation of

melatonin

The condition that causes people to fall asleep involuntarily during the day is

narcolepsy

Bedwetting, snoring, sleepwalking, and sleep-related eating disorder are all examples of

parasomnias

The sleep disorder in which breathing is interrupted many times during sleep is

sleep apnea

Sean becomes very sleepy by late afternoon most days and thinks he should make time to fit in a nap. Before including a daily nap in his schedule, he should consider which of the following to ensure that he actually benefits from it?

time of day and length of nap

Insomnia is often characterized by

waking up frequently during the night