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99 Cards in this Set

  • Front
  • Back

Consciousness:

our awareness of ourselves and our environment

Conscious awareness:

lets us exert voluntary control and communicate our mental states to others

Subconscious:

Reacting to stimuli below our conscious awareness

We parallel process many things very quickly in:

our subconscious

we are serially processing on a slower rate in:

our conscious

Novel tasks require:

conscious proessing

Jerome Singer (1975)

found that nearly all have fantasies. Young adults have more that are sexual

Sexual fantasies do not indicate:

sexual problems

Daydreams are:

adaptive, release impulses, help plan, and enhance cognitive and social development

Violence and drug issues result in:

fewer fantasies

Annual Cycles ex.) :

Seasonal Effective Disorder (SAD)

28 day cycles ex.) :

menopause

24 hour cycles ex.) :

varying alertness, temperature, and growth hormone secretion

90 minute cycles ex.) :

sleep stages

Circadian Rhythm:

biological clock that regulates our body rhythms of temperature and wakefulness on a 24 hour cycle.

Our temperature rises in:

morning

Our temperature peaks:

during the day

Our temperature lowers in:

the evening

We think sharpest and have our best memory at:

our circadian peak

Old people's Circadian peak is:

in the a.m.

Younger people's Circadian peak is:

in the p.m.

Jet lag:

occurs when we are awake when our circadian rhythm needs sleep. Sunlight and being outdoors helps.

PMS:

Premenstrual Dysphoric Disorder.


causes irritation, mood swings, weight fluctuation, and breast tenderness

NREM1:

state between sleep and wakefulness. muscles are active, eyes roll slowly, opening and closing momentarily.

NREM2:

sleepers become gradually harder to awaken. Previous stage interrupted by activity called sleep spindles and K-complexes.

NREM3:

stage is called slow-wave sleep (SWS). Less responsive to environment, many environmental stimuli no longer produce any reaction

REM (Rapid Eye Movement):

most muscles are paralyzed, acetylcholine (ACH) secretion, inhibited by neurons that secrete serotonin. Signs indicate arousal.

Each sleep stage lasts:

90 minutes

Sleep stage order:

NREM1


NREM2


NREM3


NREM2


REM

Alpha waves:

slow brain waves, waves of a relaxed awake person.

Delta waves:

large slow brain waves of a person in deep sleep

Sleep debt:

our brain keeps a 2 week log and one night of long sleep wont pay it off.

Sleep deprivation causes:

low energy, weakened immunity, more accident prone, irritable, fatigue, and increases obesity.

Sleep deprivation alters metabolic and hormonal functions in ways that:

mimic aging and are conducive to obesity, hypertension, and memory impairment

Sleep functions:

recuperate: restores brain and body tissue.



grow: pituitary gland releases growth hormone.



helps rebuild and restore memories of the day's experience

Insomnia:

recurring problems in falling or staying asleep

Sleeping pills and alcohol aggravate:

Insomnia because they reduce REM sleep

Narcolepsy:

periodic overwhelming sleepiness, usually lasts less than 5 minutes. Sometimes you fall right into REM sleep.

People with Narcolepsy have an absence of:

hypothalamic neural center that produces hyporetin

Sleep apnea:

when you stop breathing during sleep. Followed by arousal and breathing/snorting. Happens to 1 in 20 people. Can happen 400 times per night.

Sleep apnea increases by:

obesity

sleep apnea deprives you of:

Slow wave sleep (Delta waves)

Night terrors:

mostly affects children. May sit up, walk around, talk incoherently, have double heart and breath rate, and appear terrified. They wake up and recall little or nothing the next morning.

Sleep walking and talking:

runs in families. Usually harmless and not recalled. Usually decreases as the child ages, rare after age 40.

Lucid Dreams:

sufficiently awake during a dream to wonder if we are dreaming. We might test our state of consciousness. You can control dream.

In REM sleep we respond to some stimuli such as:

water spraying.

Manifest content:

According to Sigmund Freud, the story line of our dream that we remember. Censored version of Latent content.

Latent content:

According to Sigmund Freud, the conscious drives and wishes in our dream that would be threatening if expressed directly. You don't remember Latent content.

Activation-synthesis theory:

theory that dreams spring from the minds efforts to make sense of unrelated visual bursts which are given their emotional tone by the limbic system.

REM rebound:

our tendency to return quickly to REM sleep (and stay in REM sleep longer) after being awakened.

Hypnosis:

Social interaction where the hypnotist suggests to the subject that certain perceptions and thoughts are real

Posthypnotic amnesia:

told to forget what happens during hypnosis after you are out of the state of hypnosis. Forgotten material can be remembered on cues.

Hypnosis cannot:

recall forgotten events, force people to act against their will, help smoking or nail chewing.

Hypnosis can:

make people dip their hands in acid, help asthma, help headaches, help warts, help skin disorders,help obesity, and alleviate pain.

Hypnosis theory 1: Dissociation

you are split between different levels of consciousness.

Hypnosis theory 2: Selective attention:

pain is received in sensory cortex but nowhere else.

Hypnotic phenomenon:

extension of everyday behavior. You act like you think you should.

Divided consciousness:

dissociate cognition from behavior

Psychoactive drugs:

chemical substance that alters perceptions and moods.

Tolerance:

continued use of psychoactive drugs, causes you to need more to feel the same high.

Neuroadaptations:

body's defense to change within the body

Withdrawal:

body's reaction to removal of drugs.

Addiction applies to:

repetitive behavior

Depressants:

calms neural activity and slows body functions

Depressants ex.) :

alcohol, tranquilizers, barbiturates, and opiates.

Alcohol:

depressant. Slows brain activity that controls judgement and inhibition. Increases harmful tendencies and helpful tendencies. Affects REM sleep and memory. Slows sympathetic nervous system

Barbiturates (tranquilizers) :

depressant. mimics alcohol effects. Depresses sympathetic nervous system. Induces sleep and reduces anxiety.

Opiates (opium, morphine, heroin) :

depressant. Depresses neural functions. Highly addictive. Natural endorphins will stop being produced

Stimulants:

speeds up body functions (heart/breathing). Decreases appetite but increases energy. Very addictive.


Stimulants ex.) :

caffeine, nicotine, amphetamines, cocaine.

Ecstasy:

stimulant and mild hallucinogen. Triggers release of dopamine and serotonin. Opens receptors and releases dopamine and serotonin. Overtime will deplete natural opiates. Risks: dehydration, overheating, high blood pressure, death, depression, and suicide. Depletes serotonin.

Hallucinogen ex.) :

LSD (acid), marijuana

LSD (acid) :

hallucinogen. Mimics serotonin, triggers various emotions: euphoria to panic. Users expectations are important.

Marijuana:

Hallucinogen and depressant. Relaxes and lowers inhibitions, euphoric high, and mild hallucinogen. Experience and expectations affect the effect. Therapeutic relief for pain, nausea, glaucoma, and chemotherapy patients. Cancer causing smoke. Impairs motor, perception, and reaction time. May make brain more susceptible to cocaine or heroin addictions. Reversed tolerance: over time you need less to get high.

Common threads within drugs:

triggers negative effects after positive effects. High emotions trigger opposing emotions that grow stronger as drug use continues. User needs larger dose to get same high and to fight negative emotions.

Who is more likely to use drugs:

impulsive, fearless children

alcohol is influenced by:

heredity - deficiency in brain's natural dopamine.

Near-death experience:

people reported altered state of consciousness after close call with death. Similar to drug induced hallucination

Cognitive Neuroscience:

study of the brain activity linked with perception, thinking, memory, and language

Dual processing:

principle that information is often simultaneously processed on separate conscious and unconscious tracks.

Blindsight:

condition in which a person can respond to visual stimulus without consciously experiencing it.

Selective attention:

focusing of conscious awareness on a particular stimulus.

Inattentional blindness:

failing to see visible objects when our attention is directed elsewhere.

Change blindness:

failing to notice changes in the environment

Sleep:

periodic, natural, reversible loss of consciousness.

Hallucinations:

false sensory experience, such as seeing something in the absence of an external visual stimulus.

Dream:

sequences of emotions, images, and thoughts running through a sleeping persons mind. later, difficult to remember.

Posthypnotic suggestion:

suggestion made during a hypnosis session that takes affect after the subject is no longer hypnotized. Used medically to control undesired symptoms and behaviors.

Addiction:

compulsive drug use and craving, despite consequences

physical dependence:

physiological need for a drug that causes unpleasant withdrawal symptoms

psychological dependence:

psychological need of a drug used to relieve negative emotions

Alcohol dependence:

alcohol addiction. Includes tolerance, withdrawal symptoms, and need to continue use

Barbiturates:

drugs that depress central nervous system. Reduces anxiety but impairs memory and judgement

Opiates:

morphine and heroin. Depress neural activity, temporarily lessening pain and anxiety.

Amphetamines:

drugs that speed up body functions and neural activity. Energizes and causes mood changes

Nicotine:

stimulating and highly addictive drug in tobacco

Methamphetamine:

powerfully addictive drug. Stimulant that over time reduces dopamine levels

THC:

major active ingredient in Marijuana. Triggers variety of effects including mild hallucinations

Cocaine/crack:

stimulant. Blocks reuptake of dopamine, norepinephrine, and serotonin. Stays in synapse, intensifying normal mood. Can cause emotional disturbances, convulsions, cardiac arrest, and respiratory failure. Very big crash