During which stage of sleep does the body experience increased heart rate, rapid breathing, and genital arousal?
The sleep cycle is approximately ___ minutes.
One effect of sleeping pills is to...
Decrease REM sleep
Increase REM sleep
Decrease NREM-2 sleep
Increase NREM-2 sleep
The effects of chronic sleep deprivation include...
Suppression of the immune system
All of the above
Cocaine and crack produce a euphoric rush by...
Blocking the actions of serotonin
Depressing neural activity in the brain
Blocking the reuptake of dopamine by brain cells
Stimulating the brain’s production of endorphins
Norbert’s wife complains that she has to stay up all night to be sure he starts breathing again each time he stops breathing for a minute or so. So, Norbert consults his doctor and learns that he is suffering from...
People who heard unusual phrases prior to sleep were awakened each time they began REM sleep. The fact that they remembered less the next morning provides support for the ___ theory of dreaming.
Psychoactive drugs affect behavior and perception through
The power of suggestion
The placebo effect
Alteration of neural activity in the brain
Psychological, not physiological, influences
Which of the following statements regarding REM sleep is true?
Adults spend more time than infants in REM sleep
REM sleep deprivation results in a REM rebound
People deprived of REM sleep adapt easily
Sleeping medications tend to increase REM sleep
A person whose EEG shows a high proportion of alpha waves is most likely...
In NREM-2 sleep
In NREM-3 sleep
Awake and relaxed
Which of the following is characteristic of REM sleep?
Increased muscular tension
Which of the following is NOT a stimulant?
Which of the following statements concerning marijuana is true?
The by-products of marijuana are cleared from the body more slowly than are the by-products of alcohol
Regular users may need a larger dose of the drug to achieve a high than occasional users would need to get the same effect
Marijuana is as addictive as nicotine or cocaine
There is absolutely no evidence from research that marijuana has any medicinal applications
THC is the major active ingredient in...
Concluding his presentation on levels of information processing, Miguel accurately states
Humans process both conscious and nonconscious information in parallel
Conscious processing occurs in parallel, while nonconscious processing is sequential
Conscious processing is sequential, while nonconscious processing is parallel
All information processing is sequential in nature
Why is REM referred to as paradoxical sleep?
Studies of people deprived of REM sleep indicate that REM sleep is unnecessary
The body’s muscles remain relaxed while other biological systems are active
It is very easy to awaken a person from REM sleep
The body’s muscles are very tense while the brain is in a nearly meditative state