ch 28 key terms.txt

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ch 28 key terms.txt
2011-09-20 05:38:18
28 key terms

ch 28 key terms.txt
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  1. blood pressure
    Force exerted by the blood against the walls of the blood vessel to maintain tissue perfusion during rest and activity.
  2. body mass index (BMI)
    Formula using weight and height to determine the percentage of total body fat
  3. cardiac output (CO)
    Total blood flow through the systemic or pulmonary circulation per minute
  4. diastolic blood pressure
    Phase in the cardiac cycle when the heart is at rest.
  5. hypertension
    Sustained elevation of blood pressure
  6. hypotension
    Blood pressure lower than needed for adequate tissue perfusion and oxygenation
  7. orthostatic hypotension
    Hypotension occurring when changing position from supine to upright
  8. peripheral vascular resistance (PVR)
    The pressure against the flow of blood to or from the arteries or veins outside the chest.
  9. pulse pressure
    Difference between systolic and diastolic blood pressure.
  10. pulsus paradoxus
    Pathological decrease in systolic blood pressure by 10 mm Hg or more on inspiration
  11. rebound hypertension
    Rapid increase in blood pressure after abrupt stopping of medication
  12. systolic blood pressure
    Blood pressure measured at the moment of contraction.