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13 Cards in this Set
- Front
- Back
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What is stress
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A state arising when a person experiences a demand exceeding his coping abilities
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What are general reactions to stress
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Disturbances of cognition, emotion and behavior that can adversely affect well-being
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What are the stages of General Adaptation Syndrome
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Alarm, resistance, exhaustion
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What occurs during the alarm stage
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Stressor triggers the actions of the hypothalamus and SNS. Resources are mobilized.
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What occurs during the resistance stage
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Begins with the actions of adrenal hormones: cortisol, norepinephrine, epinephrine. Coping.
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What occurs during the exhaustion phase
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Continuous stress with unsuccessful adaptation. Breakdown of compensatory mechanisms and homeostasis.
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What are some diseases of adaptation
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Decreased immune response, heart and kidney damage, death
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What are types of responses
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Reactive, anticipatory, conditional
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What is the reactive response
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Physiologic response derived from psychological stressors
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What is the anticipatory response
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Physiologic response in anticipation of stress. Involves learning and memory in the brain.
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What is the conditional response
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The learned response
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Define psychoneuroimmunology (PNI)
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Study of interactions of consciousness, brain and spinal cord, and the body's defense mechanisms
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Corticotrophin-releasing hormone (CRH) is released in response to stress. Where from?
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Hypothalamus, SNS, pituitary, adrenals, peripherally at inflammation sites.
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