1 o2 and medical gas

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Anonymous
ID:
88686
Filename:
1 o2 and medical gas
Updated:
2011-06-01 15:35:55
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o2 medical gas
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1 o2 and medical gas
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  1. min remaining in cylinder
    cylinder press X cylinder factor / flow rate
  2. full H cylinder
    22000 psig
  3. cylinder factor : H
    3.14 l/psig
  4. cylinder factor : E
    .28 l/psig
  5. indications of o2 therapy
    • hypoxemia
    • labored breathing/dyspnea
    • increased myocardial work
  6. signs and symptoms of hypoxemia
    • tachycardia
    • dyspnea
    • cyanosis
    • impairment of special senses
    • headache
    • mental disturbance
    • slight hyperventilation / tachypnea
  7. complications of o2 therapy
    • resp depression
    • atelectasis
    • o2 toxicity
    • reduced mucociliary activity
    • neonatal retinopathy
  8. COPD who is breathing with the "hypoxic drive" mechanism is most affected. maintain PaO2 between
    50-65 mmHg
  9. Normal Pa02 in INFANTS is
    50-70 mmHg
  10. if a normal Pa02 level cannot be maintained with a 60% 02 mask, a large shunt is probable and should not be treated with higher o2 concentrations, what should be administered?
    CPAP if the PaCO2 level is still elevated in a pt with hypoxemia, MECHANICAL VENT should be initiated
  11. if pt has been exposed to CO, always select the device that provides 100% o2, such as
    • non-rebreather
    • CPAP
    • ETT
  12. low flow o2 system
    • transtracheal o2 catheter
    • nasal cannula
    • nasal reservoir cannula
    • pendant reservoir cannula
    • simple o2 mask
    • partial rebreathing mask
    • non rebreathing mask
  13. pulse dose o2 dlivery sys may be employed in conjuction with the
    • nasal cannula
    • transtracheal catheter
    • reservoir cannula
  14. pulse dose sys can supply oxygen to the cannula only during
    inspiration
  15. purse dose o2 delivery sys are typically used for
    home o2 setups with tanks or concentrators
  16. simple mask delivers _____ to _____% at flow rates of ___ to _____ l/min
    • 35 to 50%
    • 5-10 l/min
  17. partial rebreathing mask delivers ____ to ____% at flow rates of _____ to _____ l/min
    • 40 to 70%
    • 8-15 l/min
  18. nasal cannula delivers ___ to ____% at flow rates of ____ to _____ l/min
    • 24 to 40%
    • 1 to 5 l/min
  19. non-rebreathing mask delivers ___ to ____ % at flow rates of ____ to ______ l/min
    • 60 to 80%
    • 10-15 l/min
  20. what type of 02 device should you pick with a pt with a rr above 25
    high flow
  21. high flow 02 device
    • air entrainment mask (ventur mask)
    • aerosol mask
    • face tent
    • t-tube flow by or briggs adaptor
    • tracheostomy mask (collar)
    • o2 tent
    • high flow cannula
  22. increasing the flow rate on high flow devices will NOT
    increase FIO2
  23. air entrainment (venturi mask) provides ___ to ____ % o2
    24 to 50%
  24. how to calculate air/o2 ratio
    tic toc box
  25. how to calculate total flow
    add the radio parts together from the tic toc box and multiply by the flowrate
  26. how to calculate a pt's inspiratory flow
    vt (in liters) / inspiratory time (seconds)
  27. aerosol mask delivers ___ to ____ % 02 depending on ____ setting at flow rates of ___ to _____ l/min
    • 21-100%
    • nebulizer setting
    • 8-15 l/min
  28. aerosol masks mist should be visible at all times

    t/f
    t
  29. face tent delivers ___ to ____% at flow rates of ____ to _____ l/min
    • 21-40%
    • 8-10 l/min
  30. face tent is used for pts with
    • facial trauma
    • burns or those who cannot tolerate a mask
  31. t tube flow by or briggs adaptor delivers ___ to ____% at flow rate of ___ to ____
    • 21 to 100%
    • 8-15 l/min
  32. t tube flow by or briggs adaptors adequate flows are ensured by
    visible mist flowing out of the 50 ml reservoir at all times
  33. tracheostomy mask (collar) delivers ____ to _____ % at flow rates of ___ to _____ l/min
    • 35 to 60%
    • 8 to 15 l/min
  34. tracheostomy mask (collar) adequate flows are ensured by
    visible mist flowing out of the exhalation port at all times
  35. oxygent tent delivers ___ to ____ % at flow rates of ____ to _____ l/min
    • 21 to 50 %
    • 10 to 15 l/min
  36. high flow cannula provice close to how many % of humidity to infant, pediatric, and adult
    100% humidity
  37. high flow cannula flows of up to ___ l/min are used on infants
    8 l/min
  38. high flow cannula flows of up to ___ l/min are used on adults and provide an o2 % of up to ____%
    • 40 l/min
    • 80%
  39. a restriction, such as kinked aerosol tubing or water in the tubing causes
    • back pressure into the neb
    • decreaseing the amt of air entraiment
    • increaseing the percentage of 02
  40. when using a blender/nebulizer to provide o2, make sure the nebulizer is set on
    100%
  41. alveolar air equation formula & a/a gradient
    [700 X fio2.] - (paco2 + 10)

    take answer from a/a equation and subtract with Pa02
  42. helium/o2 therapy are safe and may be of benefit in the treatment of
    • obstruction from secretions
    • asthma / during episodes of bronchospams
    • airway obstructions
  43. helium does not support life and therefor must be mixed with
    o2
  44. for an 80:20 micture of helium and o2, MULTIPLY the FLOWMETER reading by ____ to determine the correct FLOW RATE
    1.8

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