Unit 1

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  1. Anatomy
    The structure of a body part
  2. Physiology
    The study of body functions
  3. Metabolism
    The chemical reactions in cells that use or release energy
  4. Anabolic process
    Synthesis of larger molecules from smaller ones
  5. Catabolic process
    Break down of large molecules
  6. Homeostasis
    The state of equilibrium which the internal environment of the body remains in the normal range
  7. Stress
    The response to factors perceived as life threatening
  8. Negative Feedback
    A mechanism that restores a biochemical or other balance in which build up of a product suppresses its synthesis
  9. Positive feedback
    Process by which changes cause additional similar changes, producing unstable conditions
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Unit 1
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