O2

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Author:
dreed
ID:
109213
Filename:
O2
Updated:
2011-10-15 22:15:21
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O2
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Description:
O2
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  1. Average volume of cardiac output
    5 L
  2. Average number of erythrocytes
    • Male 5 million/mL3
    • Female 4.5 million/mL3
  3. Normal hematocrit
    • Male 40-54%
    • Female 37-47%
  4. % of blood that is erythrocytes
    Hematocrit
  5. 3 parts of the respiratory process
    • O2 and CO2 to and from tissues
    • Diffusion b/t cap and aveoli
    • Pulmonary ventilation
  6. Average tidal volume
    500 ml
  7. Inspiration occurs when...
    Diaphragm and intercostals contract, creating larger space
  8. Intrapulmonary pressure in relation w/atmospheric pressure
    Always equalizes
  9. Intra-pleural pressure in relation to atmoshperic pressure
    Slightly negative
  10. Part of brain controls breathing
    Medulla and pons in brainstem
  11. Cause of biots respirations
    CNS problems
  12. Biots (cluster) respirations
    Shallow breaths interupted by apnea
  13. Cause of apneusis
    CNS problems
  14. Apneusis
    Prolonged gasping inspiration followed by short, inefficient exhalation
  15. 3 causes of cheyene stokes
    CHF, ICP, drugs
  16. Very deep, to very shallow respirations
    Cheyne stokes
  17. Inability to breath unless standing or upright
    Orthopnea
  18. Predominance of abd breathing in
    Males
  19. Alcohol is a respiratory ?
    Depressant
  20. Cigarette smoke causes vaso?
    Constriction
  21. Higher altitude = ________ PO2
    Lower
  22. CO2 w/water (5%)
    Carbonic acid
  23. CO2 in RBC (65%)
    Bicarbonate
  24. Carbominohemoglobin
    CO2 combined with H20 (30%)
  25. 3 ways CO2 tx from cells to lungs
    • Bicarbonate (65%)
    • Carbominohemoglobin (30%)
    • Carbonic acid (5%)
  26. FIO2 of venturi
    24-50%

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