CONSCIOUSNESS Flashcards

(32 cards)

1
Q

CONSCIOUSNESS

A

STATE OF BEING AWARE

-reflecting on environment or internal experience that simply reacting to them

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2
Q

circadian rhythm

A

predictable pattern of hormone levels, body temperature and wakefulness

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3
Q

brain waves

A

electrical currents in the brain

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4
Q

what are the five cycles of sleep

A

1) awake
2) stage 1
3) stage 2
4) stage 3
5) stage 4

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5
Q

what happens in sleep cycle during awake but relaxed state?

A

brain produces ALPHA waves , relatively slow and regular

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6
Q

what happens in stage 1 sleep

A

slower breathing and irregular erratic brain waves

  • falling or floating experience
  • alpha waves replaced with slower THETA waves
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7
Q

hypnogogic

A

having to do with drowsiness, falling or floating experience

-happens in first five minutes of sleep

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8
Q

stage 2 sleep

A

DEEPER RELAXATION occasional bursts of rhythmic brainwaves

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9
Q

sleep spindles

A

occasional burst of rhythmic brainwaves that occur in stage 2

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10
Q

stage 3

A

brains starts to produce DELTA waves

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11
Q

stage 4

A

much stronger more consistent delta waves

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12
Q

slow wave sleep

A

most difficult time to wake up

-sleep between stage 3 and 4

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13
Q

REM

A
  • rapid eye movement
  • irregular erratic brain waves,breathing more rapid, irregular, heartbeat increases
  • WHEN people DREAM
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14
Q

PARADOXICAL SLEEP

A
  • REM SLEEP

- body appears calm and relax despite cortical activity

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15
Q

insomnia

A

difficulty falling asleep or staying aslep

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16
Q

narcolepsy

A

sudden, uncontrollable attacks of sleep during waking hours

-sometimes narcoleptic go directly to REM completely losing muscular tension

17
Q

sleep apnea

A

stops breathing intermittently during sleep

18
Q

dreams according to freud

A
  • a way to preserve sleep

- the images in dreams disguised as repressed desires to avoid anxiety

19
Q

manifest content

A

actual images that appear in a dream

20
Q

latent content

A

forbidden sexual or aggressive desire that dreamers would repress if awake

21
Q

activation synthesis theory

A

brain’s neurons fire randomly during sleep, as we wake we construct a dream to try to make sense of out of the random images

22
Q

information-processing

A

dreams are ways to consolidate information into memory

23
Q

what happens when deprived of dreams?

A

we make up for it by later experiencing prolonged periods of REM sleep

24
Q

REM rebound

A

prolonged period of REM sleep

25
hypnosis
induced state of consciousness | -characterized by deep relaxation, and heightened suggestibility
26
dissociation
split in consciousness which allows a person to become aware of his or her activities while under hypnosis
27
psychoactive drugs
produce state of consciousness that is different from "normal" consciousness -by mimicking, inhibiting or stimulating activity of neurotransmitters
28
what are the three types of psychoactive drugs?
depressants, stimulants,hallucinogens
29
depressants
slows down body functions and neurological activity | -alcohol, barbiturates (sleep inducing drugs) and opiates
30
what kind of psychoactive drug is alcohol?
depressant -mistaken as stimulant because it slows down brain activity that controls inhibitions so people tend to become more daring and aggressive
31
stimulants
increase neurological activity and bodily functions
32
hallucinogens
distort perceptions and produce sensations that have no physical basis