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A snapshot of the summary - Why Zebras Don't Get Ulcers,
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1 Why Zebras don't get Ulcers
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1.1 some initial concepts
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What are the three type of stressors1. Acute physical crises 2. Chronic physical challenges 3. Psychological and social disruptions
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What is a recent invention?Sustained psychological stress, mostly limited to humans and other social primates. We can experience wildly strong emoties linked to mere thoughts.
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What is a stressor?Anything in the world that knocks you our of homeostatic balance
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What is a stress-response?What your body does to reestablish homeostasis after the affect of a stressor.
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What is anticipation in the context of stress?It can be the stressor it self. We can be smart enough to see things coming and this can turn on a stress-response as robust as if the event had actually occurred.
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Which ideas did Selye formalize?1. The body has a surprisingly similar set of responses. 2. If stressors go on too long they can make you sick.
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1.3 What your body does to adapt to an acute stressor
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How does your body react to stress?1. Energy is mobilized and delivered to the tissues that need them; 2. Long-term building and repair projects are defend; 3. Pain is blunted; 4. Cognition sharpened.
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what are the three stages stages of Selye made to explain why stress can make us sick?1. Stressor is noted; 2. Adaptation/ resistance; 3. Exhaustion
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What was wrong with three stages of Selye?Very rare that any of the crucial hormones actually depleted during even the most sustained of stressors.
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2 Glands, Gooseflesh, and Hormones
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2.1 Stress and the autonomic nervous system
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What is the automatic nervous system?Split in sympathetic nervous system and the parasympathetic nervous system. An automatic system that reacts to your surroundings without you having much control.
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The following topics are covered in this summary
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sympathetic, system, nervous
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gland, synapsen, sneller
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hypothalamus, crh, glucocorticoids
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cannon, sympathetic, recognize
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vascular, factors, cardio
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stress, soort, nervous
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disorders, gi, dokters
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inspanning, dwarfism, neglect
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prolactin, fsh, lhrh
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disease, immune, stress-response
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aging, glucocorticoid, forms
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stressor, worsening, stressors