anatomy chap 1

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Anonymous
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172619
Filename:
anatomy chap 1
Updated:
2012-09-22 20:48:43
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anat
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a&p-1
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  1. the study of the structure & relationship of body parts
    anatomy
  2. the study of the function of the body
    phsyiology
  3. principle of complementarity
    funtions reflects structure

    -what a structure can do depends on its form
  4. homeostasis
    ability to maintain relatively stable internal environment in an ever-changing outside world
  5. internal conditions vary within narrow limits
    dynamic state of equilibrium
  6. regulation of homeostasis is accomplished through:
    the nervous & endocrine systems
  7. provides a change in the body
    variable
  8. monitors environments & responds to changes
    receptor
  9. respond to changes
    stimuli
  10. determines set point at which the variable is maintained
    control center
  11. from recepter to control center --> approaches control center
    afferent pathway
  12. from control center to effector
    efferent pathway
  13. provides the means to respond to the stimulus
    effector
  14. negative feedback mechanism
    output shuts off the original stimulus 
  15. positive feedback mechanism 
    output enhances or exaggerates the original stimulus
  16. ____ system uses electrical impulses to convery messages
    nervous
  17. ____ system uses hormones to convey messages
    endocrine

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