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psych midterm
psych midterm
54
Psychology
Undergraduate 1
03/14/2011

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Term
what kind of effects does alcohol have
Definition
stimulate and enliven while lowering anxiety and inhibitions. higher doses have a sedative effect, slowing reaction time, impairing motor control and perceptual ability
Term
what are symptoms of withdrawal from alcohol
Definition
tremors, nausea, sweating, depression, weakness, irritability, and in some cases hallucinations
Term
what kind of effects do barbiturates have
Definition
promote sleep, have calming and sedative effect, decrease muscular tension, impair coordination and reflexes
Term
what are some withdrawal symptoms of barbiturates
Definition
sleeplessness, anxiety:sudden withdrawal can cause seizures, cardio-vascular collapse, and death
Term
what are the effects of tranquilizers
Definition
lower anxiety, have calming and sedative effect, decrease muscular tension
Term
what are some withdrawal symtoms of tranquilizers
Definition
restlessness, anxiety, irritability, muscle tension, difficulty sleeping
Term
what kind of effects does narcotics
Definition
relieve pain; produce paralysis of intestines
Term
what are symtoms of withdrawal from narcotics
Definition
nausea, diarrhea, cramps, insomnia
Term
what are three kinds of hallucinogens
Definition
marijuana, LSD, Ecstasy(MDMA)
Term
what are some effects of marijuana
Definition
generally produces euphoria, relaxation; affects ability to store new memories
Term
what are some withdrawal symptoms of marijuana
Definition
anxiety, difficulty sleeping, decreased appetite, hyperactivity
Term
what are some effects of LSD
Definition
produces excited exhileration, hallucinations, experiences perceived as insightful and profound
Term
what are some effects of ecstasy (MDMA)
Definition
typically produces euphoria and feelings of understanding others and accepting them; lowers inhibitions;causes overheating, dehydration,nausea;can cause jaw clenching, eye twitching and dizziness
Term
what are some symptoms of withdrawal from Exstasy (MDMA)
Definition
depression, fatigue, and in some cases a "crash" during which the person may be sad, scared, or annoyed
Term
what are some effects of caffeine
Definition
produces wakefulness and alertness; increases metabolism but slows reaction time
Term
what are symptoms of withdrawal from caffeine
Definition
headache, depression, fatigue
Term
what are some effects of nicotine
Definition
alertness to calmness, lowers apetite, increases pulse rate and other metabolic processes
Term
what are some withdrawal symptoms of nicotine
Definition
irritability, anxiety, restlessness, increased appetite
Term
what are the effcts of amphetamines
Definition
increase metabolism and alertness; elevate mood, cause wakefulness, suppress appetite
Term
what are some withdrawal symptoms of amphetamines
Definition
fatigue, increased appetite, depression, long periods of sleep, irritability, anxiety
Term
what are some effects of cocaine
Definition
brings on euphoric mood, energy boost, feeling of excitement; supresses appetite
Term
what are some withdrawal symptoms of cocaine
Definition
depression, fatigue, increased appetite, long periods of sleep, irritability
Term
what are examples of depressants
Definition
alcohol,barbiturates,tranquilizers, and narcotics
Term
what are examples of hallucinogesn
Definition
marijuana, LSD, MDMA
Term
what are examples of stimulants
Definition
caffeine,nicotine,amphetamines,cocaine
Term
psychological drug dependance
Definition
a craving or irresistible urge for the drug's pleasurable effects
Term
psychoactive drug
Definition
any substance that alters mood, perception, or thought.
Term
theory of dissociated control
Definition
hypnosis does not induce a splitting of different aspects of consciousness rather hypnosis weakens the control of the executive function over other parts of consciousness,allowing the hypnotists suggestions to contact and influence those subsystems directly
Term
neodissociation theory of hypnosis
Definition
hypnosis induces a split, or dissociation, between two aspects of the control of consciousness: the planning function and the monitoring function
Term
sociocognitive theory of hypnosis
Definition
the behavior of a hypnotized person is a function of that person's expectations about how subjects behave under hypnosis
Term
evolutionary theory of dreaming
Definition
the view that vivid REM dreams enable people to rehearse the skills needed to fend off predators
Term
activation-synthesis hypothesis of dreaming
Definition
which suggests that dreams are simply the brain's attempt to make sense of the random firing of brain cells during REM
Term
cognitive theory of dreaming
Definition
dreaming is simply thinking while asleep
Term
latent conent
Definition
the underlying meaning of the dream
Term
manifest content
Definition
the content of the dream as recalled by the dreamer
Term
REM dreams
Definition
vivid storylike dreams
Term
NREM dreams
Definition
less frequent and less memorable
Term
sleep apnea
Definition
consists of periods during sleep when breathing stops and the individual must awaken briefly to breathe
Term
narcolepsy
Definition
incurable sleep disorder characterized by evcessive daytime sleepiness and uncontrollable attacks of REM sleep, usually lasting 10 to 20 minutes
Term
dyssomnias
Definition
sleep disorders involving impairment of the timing, quantity or quality of sleep
Term
parasomnia
Definition
sleep disturbances in which behaviors and physiological states that normally occur only in the waking state take place during sleep
Term
stage 4 sleep
Definition
the deepest stage of NREM sleep, from which they are the hardest to awaken
Term
slow-wave sleep
Definition
deep sleep associated with stage 3 and 4
Term
delta waves
Definition
the slowest brain wave pattern,
Term
sleep spindles
Definition
brain waves characterized by alternating short periods of calm and flashes of intense activity
Term
sleep cycle
Definition
lasts about 90 minutes, a person has one or more stages of NREM sleep, followed by a period of REM sleep
Term
REM rebound
Definition
when people are deprived of REM sleep as a result of general sleep loss or illness, they will make up for the deprivation by getting an increased amount of REM sleep afterward
Term
NREM sleep
Definition
sleep in which there is no rapid eye movement
Term
circadian theory of sleep
Definition
the premise that sleep evolved to keep humans out of harms way during the dark of night, possibly from becoming prey for some nocturnal predator
Term
restorative theory f sleep
Definition
holds that being awake produces wear and tear on the body and the brain, whilesleep serves the function of restoring body and mind
Term
subjective night
Definition
the time in a 24 hour period when their biological clock is telling them to go to sleep
Term
suprachiasmatic nucleus
Definition
the biological clock that controls circadian rythms along with other kinds of timekeeping mechanisms in the brain
Term
circadian rythms
Definition
the regular fluctuation from high to low points over a 24 hour period
Term
altered states of conciousness
Definition
changes in awareness produced by sleep, meditation, hypnosis, or drugs
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