Unit 4-variations Of Consciousness Flashcards

(60 cards)

0
Q

Consciousness

A

The awareness of internal and external stimuli

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1
Q

Who discovered REM

A

Nathaniel Kleitman and Eugene Aserinsky

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2
Q

Consciousness includes

A

Your awareness of external events
Your awareness of your internal sensations
Your awareness of your self as the unique being
Your awareness of your thoughts

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3
Q

Consciousness fluctuates continuously

A

Stream of consciousness

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4
Q

Most common used indicator of consciousness

A

EEG

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5
Q

When do delta waves become more prevalent

A

Deep dreamless sleep

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6
Q

When are alpha waves increased

A

When relaxed and rested

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7
Q

When are beta wave increased

A

Engaged in problem solving

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8
Q

What are variations in consciousness shaped by

A

Rhythm

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9
Q

Biological rhythms

A

Periodic fluctuations in physiological functioning

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10
Q

Circadian rhythms

A

24 hour biological cycles found in humans and many other species

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11
Q

What hormone plays a key role in biological clocks

A

Melatonin

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12
Q

Where is the central pacemaker located

A

Suprachiasmatic nucleus

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13
Q

Which directions is it easier to fly in terms of jet lag

A

West

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14
Q

Electrooculograph

A

Eye movements

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15
Q

Electromyograph

A

Muscular activity

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16
Q

How many stages of sleep are there

A

5

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17
Q

How long is the average time to fall asleep

A

25 minutes

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18
Q

Hypnic jerks

A

Muscular contractions that occur when people begin to fall asleep

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19
Q

What happens during stage 2 of sleep

A

Sleep spindles

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20
Q

Sleep spindles

A

Brief bursts of higher-frequency brain waves

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21
Q

Slow wave sleep

A

Stage three and four

High amplitude, low frequency delta waves become prominent

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22
Q

Fifth stage

A

REM

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23
Q

REM sleep is identified by

A

Irregular breathing and pulse rate

Muscle tone is relaxed

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24
When is dreaming most vivid and frequent
REM
25
Non REM
Stages 1 through 4
26
How many times do people repeat cycles
Four times
27
How much time of sleep is spent in slow wave
15-20 %
28
How much time is spent in REM sleep
20-25%
29
How long do newborns usually sleep
16 hours
30
How much of newborns sleep consists of REM
50%
31
With age, what happens with the stages of sleep?
Stage 1 increases | Slow wave declines
32
Ascending reticular activity system
Afferent nerve fibers running through the reticular formation that influence physiological arousal
33
What hormones play roles in sleep
Serotonin and GABA
34
Partial sleep deprivation
Less sleep than normal over a period of time
35
Insomnia
Chronic problems in getting adequate sleep
36
Sleep apnea
Frequent reflexive gasping for air that awakens a person and disrupts sleep
37
Nightmares
Anxiety-arousing dreams that lead to awakening, usually from REM sleep
38
Night terrors
Abrupt awakenings from NREM sleep accompanied by intense autonomic arousal and feelings of panic
39
Narcolepsy
Disease marked by sudden and irresistible insets of sleep during normal waking periods
40
Somnambulism
Sleepwalking
41
Hypnosis
Systematic procedure that typically produces a heightened state of suggestibility
42
Hypnotism
Greek word for sleep
43
Analgesia
Withstanding pain
44
Forms of hypnotic phenomena
Analgesia Sensory distortion Disinhibition effort Post hypnotic suggestions
45
Theories of hypnosis
Role playing Altered state of consciousness Divided consciousness
46
Dissociation
Splitting off of mental processes into two separate, simultaneous streams of awareness
47
Meditations
Train attention to heighten awareness and bring mental processes under greater voluntary control
48
Psychoactive drug
Chemical substance that modify mental, emotional, and behavioral functioning
49
3 main categories of drugs
Stimulants Depressants Hallucinogens
50
Mesolithic dopamine pathway
Reward pathway that gets eventually increased activity from drug abuse
51
Narcotics
Heroin morphine OxyContin
52
Sedatives
Tranquilizers barbiturates decrease CNS
53
Stimulants
Increase CNS | Cocaine nicotine caffiene
54
Hallucinogens
Lsd cannibis
55
Freudian theory of dreaming
Wish fulfillment | Unconscious urge
56
Manifest content
Plot of dream
57
Latent content
Hidden meaning
58
Activation synthesis model
Dreams are side effects of the neural activity occuring during REM sleep
59
Cognitive problem solving
Work through every day problems