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18 Cards in this Set
- Front
- Back
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Define stress.
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A person experiences stress when a demand exceeds their coping abilities.
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What are 2 type of stressor groups?
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Exogenous and Endogenous.
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What is GAS?
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General Adaptation Syndrome.
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What are the 3 stages of GAS?
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1.Alarm stage
2.Adaptation (stage of resistance) 3.Stage of exhaustion |
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Describe the alarm stage of GAS.
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The body's defense system is mobilized. It is the fight or flight response. It can last for minutes or days.
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How long might the adaptation phase of GAS last?
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Up to several years.
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What happens during exhaustion phase of GAS?
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A progressive breakdown of compensatory mechanisms. Loss of acquired immune resistance.
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What are the 3 primary systems involved in GAS?
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Nervous, endocrine, and immune.
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Which gland is part of the sympathetic nervious system (SNS)?
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The adrenal gland.
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What part of the adrenal gland releases catecholines?
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The medulla.
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What are catecholamines?
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Epinephrine, norepinephrine, and dopamine.
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Define fight or flight.
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To stay and fight or to run from the stress/threat.
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What does the parasympathetic nervous system do?
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It slows systems down.
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The hypothalamus promotes the pituitary to release what hormones?
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ADH, prolactin, growth hormone, and ACTH.
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How might ADH relate to stress?
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It will increase water retention.
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What are the actions of cortisol?
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Stimulates gluconeogenesis, enhances the elevation of the blood glucose, inhibits the the uptake and oxidation of glucose.
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Why is the control of blood sugar beneficial during stress?
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To ensure there is energy.
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What is the major control center of the endocrine and SNS?
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They hpothalamus.
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