Study sets, textbooks, questions
Upgrade to remove ads
chapter 4 health
Terms in this set (39)
Most adults need about ______ hours of sleep on weekdays.
8 to 9
A period of unconscious or partially conscious rest and recovery from the demands of wakefulness is commonly referred to as
Breast cancer, prostate cancer, dementia, Alzheimer's, and other health problems have been associated with
sleeping fewer than seven hours per night.
There are no known health problems that result from
sleeping 10 hours a night.
Adults who sleep _______ are at higher risk for obesity.
less than 7 hours
At 6 or 7 hours sleep per night, the average college student gets about ______ sleep than is recommended for good health.
two hours less
Humans spend approximately ______ of their lives asleep.
The loss of sleep at the start of daylight savings time is associated with a ______ in heart attack risk.
Inadequate sleep affects the immune system by
increasing the production of cells that cause inflammation and reducing the ability of mucous or skin to block germs.
During the deepest stages of sleep, ______ hormone stimulates the body to repair tissues and helps to ward off cancer.
Lack of sleep has been linked to obesity because sleep-deprived individuals experience which of the following?
more food cravings, slower metabolism, and imbalances between the hormones that increase and suppress appetite
Heart disease, stroke, and high blood pressure risks are higher in individuals who
sleep less than six hours per night.
Over time, chronic ______ caused by lack of sleep can cause damage to organs.
What occurs in the brain of someone who is sleep deprived?
Free radicals build up.
What are some of the consequences of sleep deprivation?
being less sociable with friends, difficulty in dealing with stress, and dangerous episodes of microsleeps
Which of the following are symptoms of sleep deprivation?
daytime drowsiness, and falling asleep very quickly
Circadian rhythms are maintained primarily by the
During sleep the hippocampus and the ______ work together to strengthen long-term memory.
A normally rested person will fall asleep
in 15 to 20 minutes.
The suprachiasmic nuclei (SCN) are
active in the daytime and mostly inactive at night.
If you are awakened from non-rapid eye movement (NREM) stage ______, you may deny that you were asleep.
The most important environmental cue affecting sleep is
Rapid eye movement (REM) sleep starts about ______ minutes after you fall asleep.
transitional, light sleep is characteristic of ______ non-rapid eye movement (NREM) sleep.
Dreaming usually begins during
In general, which age group has the most high-quality sleep (NREM stages 3 and 4)?
Approximately what percentage of Americans suffer from sleep apnea?
One of the hallmarks of obstructive sleep apnea is
periods of loud snoring.
Which of the following is a symptom of sleep apnea?
having periods of non-breathing during sleep
Symptoms such as depression, irritability, and sexual dysfunction are common among individuals who suffer from ______ sleep apnea.
Which of the following has been shown to block the production of melatonin and make it difficult to fall asleep?
viewing blue light from electronic devices
An ambient air temperature of ______ degrees Fahrenheit is best for healthful sleep.
62 to 65
Allergic symptoms at night, such as sneezing and watery eyes, are often caused by
Noise begins to affect sleep at about ______ decibels.
Which of the following are true regarding air irritants?
Air irritants include pet dander, pollen, and cigarette smoke, Poor ventilation can aggravate the effects of air irritants, and Air irritants can disrupt sleep.
To maximize the benefit of sleep apps, users should
share the data with a health provider.
The best-selling prescription sleep medication in the United States is
Sleep apps can benefit users in which of the following ways?
by waking them at the ideal time, and by evaluating the quality of their sleep
Doses of ______ as low as 0.1 milligram can be effective in trying to aid sleep.
Other sets by this creator
Jersey Mikes cold subs
health 102 exam
health ch. 9
Other Quizlet sets
Gilded & Progressive Era
Chapter 2 BSG
WG East Asia
DH Histology/ embryology/ anatomy chpt 15-18