Stress and Disease Flashcards
When does one experience stress?
when a demand exceeds their coping ability
Who first stated the “fight or flight” response of our body?
Walter B. Cannon
Who said that physiological stress impairs our ability to resist future stressors?
Hans Selye
What four things determine how stressed we get?
the nature of the stressor, the intensity, the duration, and our perception
What are stimuli that triggers the alarm reactions?
stressors
What is the type of stressor that just causes a general state of unpleasant arousal?
psychogenic stressors
What is the type of stressor that occurs in HIGH altitudes?
physiologic stressors
What is the nonspecific response of our body to stressors?
General Adaptation Syndrome (GAS)
What are the five stages of GAS?
stressor -> stress induction -> alarm -> resistance/adaptation -> exhaustion
What stage is the coping stage?.
adaptation stage = new normal homeostasis
What is the state of “exhaustion” in our body called?
ALLOSTASIS
What system of our body is in charge of the immediate response to stress?
nervous system (sympathetic nervous system)
What are some neurotransmitters that take part in the stress response?
norepinephrine, epinephrine, catecholamines
What is the function of catecholamines?
released from adrenal medulla to increase proinflammatory cytokine production
Which system of our body is in charge of the short-term response?
endocrine system