Psych Chapter 4 Flashcards
what best defines consciousness?
Awareness
What is not considered to be altered states of of consciousness?
Relaxing
The two circadian rhythms most relevant to the study of sleep are the sleep/wakefulness cycle and?
Body temperature
True or False? : We sleep best when our body temp is at the low point in our 24 hour cycle?
False
Why is the suprachiasmatic nucleus of the hypothalamus referred to as an internal clock?
Because the suprachiasmatic nucleus is responsible for sending messages to the pineal gland regarding the secretion of the hormones’ melatonin
What can Jet lag produce?
Chronic jetlag can produce memory deficits that may be permanent
what are not characteristics of people who work rotating shifts?
Increased Efficiency and alertness during subjective night.
Many people incorrectly believe that REM is a very deep sleep. Why is this incorrect?
When we are in REM sleep, our brain activity is very similar to the activity that is seen when we are awake, alert, and active.
How many stages of sleep are there?
4
individual differences in sleep
Longest sleep time
what is a statement that is an accurate summary of the research supporting the notion that we need REM sleep?
We experience REM rebound when we are deprived of REM sleep.
This is the time during a 24- hour period when people’s body temp is lowest, and their biological clock tells them to go to sleep.
Circadian rhythms
true or false : In a night, most people sleep about five sleep cycles (7.5-8 hours) and get about 1.5 hours of slow-wave sleep and 1.5 hours of REM sleep
True
The national sleep foundation in the united states recommends between blank hours of sleep per night for most teens and young and middle aged adults.
8-10
What is not a characteristic common to sleep walking and sleep terrors in children?
The disturbances indicate a psychological problem that should be treated by a mental health professional.
blank are sleep disorders in which behaviors and physiological states that normally only occur while awake happen while asleep.
Parasomnias
A sleep disorder that involves difficulties with breathing is known as?
Sleep apnea
What is not a proposed use of meditation?
To substitute for anesthesia during surgery.
define hypnosis
Heightened suggestibility, diminished response to external stimuli.
what is true of the people under hypnosis?
They can be made to experience distortions in their perceptions.
For a moderately hypnotizable person, which use of hypnosis would probably be most successful?
For relief from pain
Which type of sleep seems to aid in learning and memory in humans and other animals?
REM sleep
Which of the following does not necessarily occur with drug tolerance?
The user becomes progressively less affected by the drug.
The most widely used drug in the world is
caffeine
Which of the following is NOT a central nervous system stimulant?
Marijuana
Decreased activity in the central nervous system is the chief effect of?
depressants
narcotics have?
Pain relieving effects
