biological processes that systematically vary over the 24 hour day
circadian rhythms
100
dreams most commonly occur during this stage of sleep
REM sleep
100
the most common sleep disorder among adults
insomnia
100
the four major categories of psychoactive drugs
depressants, opiates, stimulants, and psychedelics
100
vividly realistic sensations that occur during sleep onset
hypnogogic hallucinations
200
What does REM stand for?
rapid eye movement
200
Freud believes dreams are are the fulfillment of what
repressed urges and wishes
200
second most common sleep disorder among adults; disruption in sleep characterized by repeated halts in breathing throughout the night
sleep apnea
200
recurrent drug use (or overuse) that results in disruption of functioning
drug abuse
200
cooperative social exchange in which the participant responds to professional's suggestions with changes in perception, memory, thoughts, behavior
hypnosis
300
involuntary muscle spasm of whole body; typically accompanies hypnogogic hallucination
myoclonic jerk
300
the theory that sleep promotes physiological processes that restore and rejuvenate the body and mind
restorative theory
300
related to insomnia; sleep disturbance characterized by frequent moving of legs to relieve unpleasant sensations in lower legs
restless leg syndrome
300
when increasing amounts of the drug are needed to produce the original desired effect
drug tolerance
300
a group of techniques that induce an altered state of focused attention and heightened awareness
meditation
400
the deepest stages of sleep
NREM3 and NREM4
400
the theory that states sleep patterns result from evolutionary adaptation; protection of species by decreasing interaction with the environment during most dangerous times
Adaptive theory
400
brain fails to suppress voluntary muscle control during dreams; sleeper acts out dreams
REM sleep behavior disorder
400
intense craving for the drug, unpleasant and sometimes dangerous physical reactions to the lack of the drug
withdrawal symptoms
400
mental material that is outside our awareness but influence our thoughts, feelings, actions; more difficult to bring into awareness because we actively keep it pushed down
unconscious
500
neuron cluster in the hypothalamus that acts as "master biological clock" and controls circadian rhythms
suprachiasmatic nucleus
500
during dream sleep, which parts of the brain are shut down, cutting the dreamer off from external visual stimuli and organized thought
primary visual cortex and prefrontal lobes
500
sleep disorders involving disruptions in the amount, quality and timing of sleep