Chapter 8 Patho

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Chapter 8 Patho
2011-12-07 01:24:12

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  1. Which charaterizes the alarm stage?
    increased sympathetic activity
  2. Gluccocorticoids would be hightest during the stage of:
  3. Which is correct sequence for Selye's hypothesis for stress?
    increased ACTH in the blood, hypertrophy of the adrenal cortex
  4. CRF is released by the:
  5. Stress may be defined as any factor that stimulates the?
    hypothalamus to release CRF
  6. Which of the following is not true for Stressors?
    Stressors are the same for all individuals
  7. What determines which stimuli are stressors for individual?
    heredity, past experience, and diet
  8. Which of the following statement is not true about Stress?
    psychologic stress is indepednt of physiologic stress
  9. The production of cortisol in response to stress can be intitiated by the :
    hypothalamus, anterior pituitary, and adrenal cortex
  10. Cortisol:
    increases protein catabolism
  11. Which would not occure in response to stress?
    constriction of the pupils
  12. Which would not be useful to asses stress
    total blood cholesterol
  13. In response to stress, the adrenal cortex secretes:
    cortisol and aldosterone
  14. Severe stress results in all of the following except
    an overactive immune system
  15. The GAS three stages are:
    • 1. the alarm stage
    • 2. adaption or stage of resistance
    • 3. stage of exhaustion
    • diseases of adaption develop if the sage of resistance or adaption does not restore homeostasis.
  16. How does the neuroendocrine system respond to stress:
    uses sympathetic stimulation of the adrenal medulla to secreate epinephrine and norepinephrine and stressor induced stimulation of the pituitary to secrete ACTH which in turn stimulates the adrenal cotex to secrete steroid hormones particularly cortisol
  17. What is the purpose of Catecholamines?
    they prepare the body to act and cortisol mobilizes energy (glucose) and other substances needed to fuel the action.