Health Flashcards

1
Q

What is the biopsychosocial model?

A

The causes and effect of physical and psychological well-being are a combo of biological, psychological and social factors

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2
Q

What is Burnout?

A

long-term exhaustion and loss of motivation caused by chronic stress

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3
Q

What is stress?

A

physiological response to an event that is appraised taxing or exceeding one’s ability to adapt and is magnified by the social context

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4
Q

What is stress appraisal theory?

A

cause of stress is one’s interpretation of an event

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5
Q

What is primary appraisal?

A

evaluation of the situational demands and wether they are challenging or threatening

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6
Q

What is secondary appraisal?

A

evaluation of our available resources and wether we have enough of them to deal with the challenge or threat

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7
Q

Name 3 common situations that lead to stress response?

A
  1. psychological uncertainty: inability to predict what happens next/ outcome of an action
  2. time pressure: making complex decisions under time pressure/lack of info
  3. goal conflict: stuck between goals
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8
Q

What is goal conflict?

A
  • approach-approach: wanting 2 opposing desirable things
  • avoidance-avoidance: choosing between 2 bd things
  • approach-avoidance: wanting 1 goal that has good and bad consequences
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9
Q

What is the biological stress response?

A
  • Set of physiological responses to stress
  • has 2 pathways: SAM axis and HPA axis
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10
Q

What is the HPA axis of the stress response?

A

slow reaction, beginning in hypothalamus that, through ACTH stimulates the adrenal gland and releases glucocorticoids

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11
Q

What is the SAM axis of the biological stress response?

A

fast reaction, beginning in hypothalamus that activates parasympathetic system and through adrenal gland, releases catecholamines

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12
Q

What are catecholamines?

A

Epinephrine/ Adrenaline and Norepinephrine: hormones secreted by adrenal gland involved in activating sympathetic system

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13
Q

What is the difference between Epinephrine and Norepinephrine?

A

Epinephrine/Adrenaline: main effects on the body
Norepinephrine: psychoactive effects on the brain

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14
Q

How do Catecholamines relate with the fight or flight response?

A

actions of catecholamines will very quickly suppress digestion, increases focus and increase respiration and heart rate

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15
Q

What is cortisol?

A
  • stress hormone released through HPA axis secreted by adrenal gland
  • main function is regulating energy used by body by increasing amount of sugar in blood
  • improves brain function and speeds healing of tissue
  • slower effect than catecholamines but longer lasting
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16
Q

What is the General adaptation syndrome?

A
  • 3 stage response to stress
    1. alarm phase
    2. resistance phase
    3. exhaustion phase
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17
Q

What is the alarm phase?

A

Catecholamines and cortisol activate sympathetic NS and get body ready to cope with stressor

18
Q

What is the resistance phase?

A

In response to prolonged threat, ongoing effects of cortisol are felt, including modification of normal biological functions

18
Q

What is the exhaustion phase?

A

Body can no longer properly deal with the stress, and physical emotional and psychological resources are drained, increasing susceptibility for long-term consequences

19
Q

What is amplification?

A

other people are reliable stress triggers

20
Q

What is coping?

A

Cooperation can help us cope with stressors better than we could alone

21
Q

What is good stress?

A
  • Short term stress response is critical for survival and allows our bodies to act rapidly and with more energy
  • in moderate amount enjoyed
22
Q

What is bad stress?

A

when stress is chronic it leads beyond alarm phase and into exhaustion

23
Q

What is the biopsychosocial model of disease?

A
  1. biological effect can be inhibited/magnified by social and psycho factors
  2. psycho factors are predictors of likelihood, severity and course of health issues
  3. patient-doctor relations influence medical outcomes
  4. patients should be treated with empathy
24
What studies support the biopsychosocial disease model?
- Poison ivy study: participants who had their skin touched with poison ivy but were told it was harmless plant showed a lot less swelling - Bone marrow transplant study: patients who had better stress coping skills experienced less post-operational pain than those with poor stress coping skills
25
Name a health benefit of acute stress
increased resilience: students who report experiencing a moderate level of lifetime adversity find it easier to withstand a mild experience of physical pain
26
Name risks of acute stress
- changes in brains structure - Increased risk of cardiovascular disease - Problems in regulating immune function - Gastrointestinal issues - Aging
27
What is the prefrontal cortex?
- cortical brain region largely involved in control of goal-directed behaviour and inhibition of impulses - reduced PFC function > low impulse control, poor emotion regulation, inflexible behaviours
28
What is inflammation?
release of cytokines by immune system in effort to fight potential diseases chronic stress > disregulation of cytokine production > more inflammation
29
What is Coronary heart disease?
condition where the heart's blood supply is blocked/stopped by built up substance in arteries leading to heart attack
30
How is stress a predictor of coronary heart disease?
- Prolonged increased blood pressure can damage heart arteries - Cortisol reduces liver function > cholesterol breakdown becomes less efficient - Chronic inflammation can affect arteries > reduced ability to carry blood
31
What is a type A personality?
ambitious and driven, but also controlling and aggressive
32
What did the Baboon tuberculosis study find in regards to stress?
- troop of baboons were exposed to tuberculosis → deaths were overwhelmingly amongst the highly aggressive alpha-males, rather than the rest of the troop
33
What is Inflammatory Bowel disease?
- disorder of the gastrointestinal tract that causes severe pain, damage to intestines, chronic fatigue, etc - causes stress > increases inflammation and worsens IBD
34
What is a peptic ulcer?
lesion in stomach lining caused by bacteria that causes significant pain and discomfort
35
What are Telomere?
- Chemical caps that prevent chromosomes fraying and sticking to each other. - With age they wear away.
36
What are telomerase?
- enzyme that rebuilds Telomere and slows down process of aging - chronic stress slows down production of telomerase
37
What is defensive/avoidance/repressive coping?
- minimizing stress by distancing ourselves from triggers - avoid/withdraw from stressor
38
What is learned helplessness?
Due to prolonged stress and trauma an agent becomes convinced they have no control over the situation, failing to take action even when given an opportunity to
39
What are the 3 stages of remembering?
- acquisition/encoding: first step where attention plays a role in remembering - consolidation: memory becomes fixed in long-term storage - recall: process of retrieving memory
40
What are flashbulb memories?
- Exceptionally clear memories of emotionally significant events - vivid and detailed