Medical Gas Therapy I

28 Questions | Total Attempts: 54

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Therapy Quizzes & Trivia

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Questions and Answers
  • 1. 
    What are three designs for O2 delivery systems?
    • A. 

      Low flow systems

    • B. 

      Reservoir systems

    • C. 

      High flow systems

    • D. 

      A & C only

  • 2. 
    What are examples of low flow O2 delivery systems? (part of patient's O2 needs)
    • A. 

      Nasal Canula, Regular Mask

    • B. 

      Partial Rebreather Mask,

    • C. 

      Oxymizer

    • D. 

      Non-Rebreather Mask

  • 3. 
    High flow nasal canula, Cascade high flow, Passover high flow, Venturie Mask, regular high flow with Aerosol mask
    • A. 

      Examples of High Flow O2 Delivery Systems

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 4. 
    What are three types of O2 delivery masks
    • A. 

      Simple Mask

    • B. 

      Partial Rebreathing Mask

    • C. 

      Non-Rebreathing Mask

    • D. 

      Aerosol Mask

  • 5. 
    Generally the best method for delivering controlled O2 to infants
    • A. 

      Simple Mask

    • B. 

      Venti Mask

    • C. 

      O2 hood (Oxyhood)

    • D. 

      All of the above

  • 6. 
    If a patient is breathing greater than <25 BPM what O2 Delivery system would you use
    • A. 

      Low flow mask

    • B. 

      Reservoir mask

    • C. 

      High flow mask

    • D. 

      Administer epinephrine

  • 7. 
    O2 concentration at a flow equaling or exceeding the patients peak inspiratory flow. As long as the delievered flow exceeds the patients flow
    • A. 

      Low flow mask

    • B. 

      Reservoir mask

    • C. 

      High flow mask

    • D. 

      All of the above

  • 8. 
    Write the delievered FIO2 range for a nasal cannula
    • A. 

      35 - 50%

    • B. 

      24 - 44%

    • C. 

      22 - 45%

    • D. 

      37 - 48%

  • 9. 
    Write the approximate delivered FIO2 range for a partial rebreather mask
    • A. 

      35 - 50%

    • B. 

      40 - 70%

    • C. 

      21 - 48%

    • D. 

      All of the above

  • 10. 
    Write the delivered FIO2 for a nonrebreathing mask
    • A. 

      21 - 80%

    • B. 

      ~100%

    • C. 

      60 - 80%

    • D. 

      All of the above

  • 11. 
    What most written oxygen therapy order contain?
    • A. 

      Time and Date

    • B. 

      Physician Signature

    • C. 

      Delivery Device

    • D. 

      Flow Rate

  • 12. 
    0.24-0.40 dependent on how much room air patient inhales in addition to O2
    • A. 

      Nasal canula (low flow)

    • B. 

      Venturi mask

    • C. 

      Simple mask

    • D. 

      Nasal moustache/oxymizer

  • 13. 
    What are some indications of a low flow system
    • A. 

      RR < 25 bpm

    • B. 

      Regular, consistent breathing pattern

    • C. 

      VT between 300-700 mL

    • D. 

      A and B only

  • 14. 
    Under what circumstances can a high flow system become a low flow system
    • A. 

      Whenever consistent and predictable FIO2 is required

    • B. 

      When the pts inspiratory flow demands aren't met due to room air entrainment

    • C. 

      When Pt. does not meet low flow criteria

    • D. 

      All of the above

  • 15. 
    At low flow reservoir cannulas can reduce what
    • A. 

      O2 use by 30%

    • B. 

      O2 use by 10%

    • C. 

      O2 use by 50% to 75%

    • D. 

      None of the above

  • 16. 
    FiO2 is affect by what two factors in low flow systems
    • A. 

      Hb

    • B. 

      PaCO2

    • C. 

      BPM

    • D. 

      LPM

  • 17. 
    (low flow) the greater the inspiration flow the
    • A. 

      More air and less FiO2

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 18. 
    The only two low flow system that do not need humidification
    • A. 

      Partial Rebreathing Mask

    • B. 

      Aerosol Mask

    • C. 

      Venturi Mask

    • D. 

      Non Rebreathing Mask

  • 19. 
    Patient has a tidal volume of 500 mL and the respiratory rate is regular at 20. What system should they be on?
    • A. 

      Low flow system

    • B. 

      Reservoir system

    • C. 

      High flow system

    • D. 

      All of the above

  • 20. 
    Provide supplemental O2 directly to the airway at a flow of 8 L/min or less. 
    • A. 

      Low flow systems

    • B. 

      Reservoir systems

    • C. 

      High flow systems

    • D. 

      All of the above

  • 21. 
    List three determining factors that qualify patient for a low flow system
    • A. 

      Lab values

    • B. 

      Clinical history

    • C. 

      Bedside patient evaluation

    • D. 

      B and C only

  • 22. 
    What was the reservoir cannula designed for?
    • A. 

      To conserve oxygen

    • B. 

      To reduce oxygen

    • C. 

      To add more oxygen

    • D. 

      All of the above

  • 23. 
    How far should the Reservoir bag collapse on inspiration
    • A. 

      All the way

    • B. 

      No more than half way

    • C. 

      Should never collapse

    • D. 

      All of the above

  • 24. 
    Reservoir Systems include
    • A. 

      Reservoir cannulas

    • B. 

      Simple mask

    • C. 

      Partial rebreathing mask

    • D. 

      Non rebreathing mask

  • 25. 
    Reservoir Cannula LPM and FiO2 Range
    • A. 

      21 - 48% @ 5 - 10 Lpm

    • B. 

      22 - 35% @ 1 - 4 Lpm

    • C. 

      28 - 100% @ 12 - 15 Lpm

    • D. 

      All of the above