Stress and Disease Flashcards

(33 cards)

1
Q

When does one experience stress?

A

when a demand exceeds their coping ability

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2
Q

Who first stated the “fight or flight” response of our body?

A

Walter B. Cannon

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3
Q

Who said that physiological stress impairs our ability to resist future stressors?

A

Hans Selye

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4
Q

What four things determine how stressed we get?

A

the nature of the stressor, the intensity, the duration, and our perception

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5
Q

What are stimuli that triggers the alarm reactions?

A

stressors

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6
Q

What is the type of stressor that just causes a general state of unpleasant arousal?

A

psychogenic stressors

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7
Q

What is the type of stressor that occurs in HIGH altitudes?

A

physiologic stressors

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8
Q

What is the nonspecific response of our body to stressors?

A

General Adaptation Syndrome (GAS)

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9
Q

What are the five stages of GAS?

A

stressor -> stress induction -> alarm -> resistance/adaptation -> exhaustion

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10
Q

What stage is the coping stage?.

A

adaptation stage = new normal homeostasis

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11
Q

What is the state of “exhaustion” in our body called?

A

ALLOSTASIS

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12
Q

What system of our body is in charge of the immediate response to stress?

A

nervous system (sympathetic nervous system)

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13
Q

What are some neurotransmitters that take part in the stress response?

A

norepinephrine, epinephrine, catecholamines

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14
Q

What is the function of catecholamines?

A

released from adrenal medulla to increase proinflammatory cytokine production

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15
Q

Which system of our body is in charge of the short-term response?

A

endocrine system

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16
Q

What steroid hormone gets increased during stress?

17
Q

What are some of the functions of cortisol?

A

stimulates glucose production, anti-inflammatory (immunosuppression), induces T-cell apoptosis

18
Q

What is the sympathetic neurotransmitter and growth hormone?

A

neuropeptide Y (NPY)

19
Q

What is the hormone that initiates histamine release?

A

Peripheral corticotropin-releasing hormone (CRH)

20
Q

Which system in our body is in charge of the long-term stress response?

A

immune system (decreased T-cell cytotoxicity and B cell function)

21
Q

What two body systems affect the immune system?

A

nervous and endocrine (neuroendocrine)

22
Q

What are the four body systems that can be affected by stress?

A

cardiovascular, endocrine, immune, and gastrointestinal

23
Q

What are some cardiovascular stress-related disorders?

A

coronary artery disease, hypertension, stroke, arrhythmias

24
Q

What is the immune stress-relation disorder?

A

SECONDARY immunodeficiency

25
What are some endocrine stress-related disorders?
diabetes type 2, and secondary amenorrhea (absence of menstruation)
26
What are some gastrointestinal stress-related disorders?
ulcers, inflammatory bowel disease, diarrhea
27
What are the two types of coping?
adaptive and maladaptive
28
Where are catecholamines released from?
adrenal medulla
29
What types of strategies are beneficial in coping?
problem-focused and social support
30
What does ineffective coping lead to in healthy individuals?
distress or illness
31
What does ineffective coping lead to in symptomatic individuals?
exacerbation of illness
32
What stress hormones increase in the elderly?
catecholamines, ADH, and cortisol
33
Where do excitability changes occur in the elderly?
limbic system and hypothalamus