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sleep / stress Flashcards

(25 cards)

1
Q

nrem 1

A

time of drowsiness. brain waves and muscle activity begin to slow. image may appear

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2
Q

nrem 2

A

light sleep. brain waves and heart rate slow, body temp decreases

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3
Q

nrem 3

A

deep sleep. restorative and healing. breathing slows. difficult to be awakened.

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4
Q

may occur during nrem 3

A

bed wetting, sleep talking, walking, night terrors

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5
Q

rem sleep

A

irregular breathing, rapid eyes, paralyzed limbs, vivid dreams, increased heart rate

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6
Q

sleep dprivation

A

not enough sleep / low quality sleep

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7
Q

biological clock

A

circadian rhythm

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8
Q

stress

A

any circumstance that threatens wellbeing

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9
Q

Walter Cannon defined stress as

A

physical and psychological disturbances that threatened homeostasis

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10
Q

coined the term fight or flight

A

Walter Cannon

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11
Q

brain parts, systems, and glands involved in response to stress

A

amygdala, hypothalamus, nervous system, adrenal glands

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12
Q

chemicals that initiate fight or flight response

A

epinephrine (adrenaline) and cortisol

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13
Q

stressor

A

a force that puts perceived demands on the body, emotions, mind or spirit

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14
Q

physical stressor

A

pain, exercise, extreme heat or cold

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15
Q

psychological stressor

A

situations. eg. missing the bus

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16
Q

distress

A

negative. stems from acute anxiety / pressure

17
Q

eustress

A

positive. motivates and challenges

18
Q

acute stress

A

sudden danger, short period of time

19
Q

chronic (long term) stress

A

ongoing situations. causes frustration or anxiety

20
Q

traumatic stress

A

life-threatening event. induces fear and helplessness

21
Q

stress vs anxiety

A

stress: response to external stimulus
anxiety: feeling. triggered internally or externally

22
Q

resilience

A

seeing failure as a form of helpful feedback

23
Q

external locus of control

A

outside forces beyond control determines their fate

24
Q

internal locus of control

A

they control their fate

25
Hans Selye
created the word stressor to distinguish between response and stimulus