Nbrc Practice

18 Questions | Total Attempts: 1042

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Neuroscience Quizzes & Trivia

Questions and Answers
  • 1. 
    An ultrasonic nebulizer set at maximum aplitude is producing an insignificant quantity of mist. All of the following procedures could be done to improve the performance of the nebulizer Except
    • A. 

      Checking the quantity of liquid in the couplant chamber.

    • B. 

      Heating the solution cup with an immersion heater.

    • C. 

      Increasing the gas flow from the blower unit.

    • D. 

      Checking the quantity of liquid in the medication cup.

  • 2. 
    If the patient's chest x-ray shows infiltrates in the posterior basal lung segments, postural drainage should be perfomed in which of the following positions
    • A. 

      Head down, patient prone, with a pillow under the abdomen

    • B. 

      Head down, patient supine, with a pillow under the knees

    • C. 

      Patient prone, with a pillow under the head bed flat

    • D. 

      Patient supine, with a pillow under the knees bed flat

  • 3. 
    For patients recieving aerosolized bronchodilator therapy, which of the following precautions would be beneficial in preventing nosocomial infection ? 1.Use a different small volume nebulizer for each patient 2.Change the nebulizers and tubing every 24 hrs 3.perform thorough handwashing prior to each therapy session
    • A. 

      2 only

    • B. 

      1 and 2 only

    • C. 

      2 and 3 only

    • D. 

      1,2, and 3

  • 4. 
    Which of the following formulas will calculate the number of hours an E cylinder will provide oxygen to a patient?
    • A. 

      Tank pressure (psi) x 0.3/ flow rate (LPM)

    • B. 

      Flow rate (LPM) x 0.3 / tank pressure (psi)

    • C. 

      [tank pressure (PSI) x 0.3 / flowrate (LPM)] / 60

    • D. 

      [flowrate (LPM) x 0.3 / tank pressure (PSI)] / 60

  • 5. 
    What tank factor is used to calculate how long an H cylinder will last when the pressure (PSI) and flowrate (LPM) are given?
    • A. 

      .003

    • B. 

      .03

    • C. 

      0.3

    • D. 

      3.0

  • 6. 
    How long will a full E cylinder last if run until empty with a flowrate of 10 LPM?
    • A. 

      1 Hour

    • B. 

      10 Hours

    • C. 

      33 Hours

    • D. 

      66 Hours

  • 7. 
    An H cylinder of oxygen has 1200 psi remaining in the tank. How long will it take to decrease to 200 psi if the flow is 5 LPM?
    • A. 

      1 Hour

    • B. 

      10 Hours

    • C. 

      60 Hours

    • D. 

      600 Hours

  • 8. 
    A patient will be away from their room for two hours while undergoing a special procedure in the radiology department. They will be using a full E cylinder. What is the maximum flow that the therapist could use without running out of oxygen?
    • A. 

      2 LPM

    • B. 

      5 LPM

    • C. 

      8 LPM

    • D. 

      10 LPM

  • 9. 
    Which of the following formulas will determine the total flow being delivered to a patient with a 28% venturi mask running at 6 LPM?
    • A. 

      Total flow = 6 x 2

    • B. 

      Total flow = 6 x 4

    • C. 

      Total flow = 6 x 5

    • D. 

      Total flow = 6 x 11

  • 10. 
    Which of the following is the air -to- oxygen ratio for a device delivering 60% oxygen?
    • A. 

      1:1

    • B. 

      3:1

    • C. 

      4:1

    • D. 

      10:1

  • 11. 
    What would the total flow delivered to a patient be if the aerosol is set to 40% oxygen and the flowmeter is running a 9 LPM?
    • A. 

      15-20 LPM

    • B. 

      25-30 LPM

    • C. 

      35=40 LPM

    • D. 

      45-50 LPM

  • 12. 
    What would the total flow delivered to a patient be if the air entrainment mask is set on 35% oxygen and the flowmeter is running at 6 LPM?
    • A. 

      20-25 LPM

    • B. 

      30-35 LPM

    • C. 

      40=45 LPM

    • D. 

      50-55 LPM

  • 13. 
    An air flowmeter and an oxygen flowmeter are being used to deliver 40% oxygen to a patient via a non-rebreathing mask. A total flow of 12 LPM is required to prevent the non-rebreathing bag from deflating. How many liters of air and how many liters of oxygen should the therapist use?
    • A. 

      2 LPM air 6 LPM oxygen

    • B. 

      4 LPM air 8 LPM oxygen

    • C. 

      6 LPM air 6 LPM oxygen

    • D. 

      9 LPM air 3 LPM oxygen

  • 14. 
    Which of the following pulmonary function measurements would have the largest predicted normal value?
    • A. 

      Inspiratory reserve volume

    • B. 

      Functional residual capacity

    • C. 

      Total lung capacity

    • D. 

      Vital capacity

  • 15. 
    Which of the following would equal the vital capacity (VC)?
    • A. 

      VT + IRV

    • B. 

      ERV + RV

    • C. 

      IRV + VT + ERV

    • D. 

      IRV + VT + ERV + RV

  • 16. 
    Which of the following pulmonary function measurements would normally have the smallest predicted normal value?
    • A. 

      IRV

    • B. 

      TLC

    • C. 

      VC

    • D. 

      IC

  • 17. 
    The following pulmanary function measurements have been determined for a 42 year old male patient with asthma. VC - 5.1 L. FRC - 2.4 L. ERV - 1.4 L. VT - 0.5 L. IRV - 3.2 L. What should the therapist report as the total lung capacity (TLC)?
    • A. 

      5.6 L

    • B. 

      6.1 L

    • C. 

      7.6 L

    • D. 

      8.3 L

  • 18. 
    The following pulmonary function data was reported for a 45 year old pre-op patient. TLC - 5.4 L,    RV - 1.0 L, IRV - 2.6 L,     VC - 4.2 L, ERV - 1.0 L,    VT - 0.6 L, FRC - 2.0 L,    IC - 3.2 L. Which of the above capacities is incorrect?
    • A. 

      TLC

    • B. 

      VC

    • C. 

      FRC

    • D. 

      IC