Bio 256 Unit 1A

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Author:
souimet05
ID:
193150
Filename:
Bio 256 Unit 1A
Updated:
2013-02-11 13:04:47
Tags:
Physiology
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Description:
Unit 1A Physiology (Introduction to Physiology)
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  1. Essential life functions
    • maintaining boundaries
    • movement
    • responsiveness
    • digestion 
    • metabolism 
    • excretion
    • reproduction
    • growth
  2. Survival Needs
    • oxygen 
    • atmospheric pressure
    • maintain normal body temp
    • nutrients
    • water
  3. Homeostasis
    maintenance of a relatively stable internal environment in an ever-changing outside environment
  4. Arterial pH (Normal Range)
    7.35-7.45
  5. Bicarbonate (Normal Range)
    24-28 mEq/L
  6. Sodium (Normal Range)
    135-145  mEq/L
  7. Calcium (normal Range)
    4.5-5.5  mEq/L
  8. Oxygen (normal range)
    17.2-22.0 ml/100ml
  9. Urea (normal range)
    12-35 mg/100ml
  10. amino acids (normal range)
    3.5-5.1 mg/100ml
  11. protein (normal range)
    6.5-8.0 g/100ml
  12. total lipids (normal range)
    400-800 mg/100ml
  13. glucose (normal range)
    75-110 mg/100ml
  14. Intrinsic regulation
    self regulation within organ
  15. extrinsic regulation
    nervous system and/or endocrine system controls
  16. Control mechanisms in Homeostasis
    • Sensor
    • integrating center
    • effector
  17. sensor
    monitors the environments and responds to change (stimuli)
  18. integrating center
    determines the set point at which the variable is maintained
  19. effector
    provides the response to the stimulus
  20. Negative Feedback
    output shuts off the original stimulus
  21. Normal potassium levels
    3.5-5 mileq/100ml

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