Positive End-expiratory Pressure Peep Quiz

56 Questions | Total Attempts: 84

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Patient Quizzes & Trivia

Questions and Answers
  • 1. 
    You just started your patient on a CPAP weaning trial, what's the minimum amount of time you should wait before drawing an ABG?
    • A. 

      45 min

    • B. 

      15 min

    • C. 

      30 min

    • D. 

      25 min

  • 2. 
    Patient's IBW is 78 kg. His exhaled tidal volume is 500 mL (close to 7 ml/kg) at RR of 14 breaths/min. And there is a measured mechanical deadspace of 30 mL in the tubing and HME. Calculate the Alveolar Volume.
    • A. 

      392 mL

    • B. 

      298 mL

    • C. 

      470 mL

    • D. 

      4,172 mL

  • 3. 
    Patient's IBW is 52 kg. Her exhaled tidal volume is 350 (close to 7 ml/kg) with a RR of 10. This creates a MV of 3.5 LPM. Measured mechanical deadspace for the tubing and HME is 30 mL. Calculate Alveolar Ventilation.
    • A. 

      2.06 LPM

    • B. 

      2.68 LPM

    • C. 

      4.1 LPM

    • D. 

      2.6 LPM

  • 4. 
    Patient's IBW is 132 lbs. Exhaled tidal volume is 420 mL (7ml/kg). MV is 5.0 LPM. Mechanical deadspace volume from the extra tubing and HME is ~40 mL. Calculate Alveolar Volume. 
    • A. 

      248 mL

    • B. 

      89.6 mL

    • C. 

      243 mL

    • D. 

      175 mL

  • 5. 
    What are some possible causes for an increase in PIP?
    • A. 

      Bronchospasm

    • B. 

      Secretions

    • C. 

      Emphysema

    • D. 

      Tube Obstruction

    • E. 

      Decreased compliance

    • F. 

      Increased compliance

  • 6. 
    Which of the following is true
    • A. 

      This is a dyanamic compliance (CLdyn) issue

    • B. 

      This is an airway resistance (RAW) issue

    • C. 

      This is a static compliance (CLstatic) issue

    • D. 

      Only PIP is increasing while Pplat stayed the same

    • E. 

      PIP and Pplat are increasing together

    • F. 

      Pta = PIP - Pplat

  • 7. 
    Which of the following is/are true?
    • A. 

      This is a compliance (CL) issue

    • B. 

      This is an airway resistance (RAW) issue

    • C. 

      Only PIP is increasing while Pplat stayed the same

    • D. 

      PIP and Pplat are increasing together at the same interval

    • E. 

      PIP and Pplat are increasing together at different intervals

  • 8. 
    Which of the following is/are true?
    • A. 

      This is a compliance (CL) issue

    • B. 

      This is an airway resistance (RAW) issue

    • C. 

      Only PIP is increasing while Pplat stayed the same

    • D. 

      PIP and Pplat are increasing together at the same interval

    • E. 

      PIP and Pplat are increasing together at different intervals

  • 9. 
    Which of the following is/are true?
    • A. 

      Compliance in improving

    • B. 

      This is an airway resistance (RAW) issue

    • C. 

      Only PIP is decreasing while Pplat stayed the same

    • D. 

      PIP and Pplat are decreasing together at the same interval

    • E. 

      PIP and Pplat are decreasing together at different intervals

    • F. 

      Compliance in getting worse

    • G. 

      Compliance in getting worse

  • 10. 
    Which of the following is true?
    • A. 

      Compliance is getting worse

    • B. 

      This is an airway resistance (RAW) issue

    • C. 

      Only PIP is increasing while Pplat stayed the same

    • D. 

      This is because PEEP is increasing

    • E. 

      Compliance in getting worse

  • 11. 
    Patient is in PC-CMV with PIP of 25 and RR of 12. What happens if there's an increase in RAW or decrease in compliance?
    • A. 

      Volumes decrease

    • B. 

      Pressures decrease

    • C. 

      Volumes increase

    • D. 

      Pressures increase

  • 12. 
    Check all of the correct cuff pressures.
    • A. 

      20-25 cmH2O

    • B. 

      20-25 mmHg

    • C. 

      27-34 cmH2O

    • D. 

      27-34 mmHg

  • 13. 
    Minimal Leak Technique occurs when you listen over the suprasternal notch or lateral neck, and inflate the cuff just until no leak is heard at end inspiration.
    • A. 

      True

    • B. 

      False

  • 14. 
    Patient is 5'10" with an IBW of 73 kg. He is in AC-VC with 500 mL tidal volume and a RR of 14 on FiO2 of 40%.The following ABG comes back: pH 7.33, PaCO2 50, PaO2 55, HCO3 of 22. What would you change on the vent if you want a desired PaCO2 of 40 and a desired PaO2 of 70?
    • A. 

      Increase RR to 18. Increase FiO2 to 50%

    • B. 

      Increase RR to 20. Increase FiO2 to 70%

    • C. 

      Increase VT to 625 mL. Increase FiO2 to 50%

    • D. 

      Increase VT to 650 mL. Increase FiO2 to 70%

  • 15. 
    You are in PC-CMV with a PIP of 23 and RR of 12 with FiO2 of 50%. You draw the following ABG: pH 7.32, PaCO2 50, PaO2 70, HCO3 of 24. What vent settings would you change if you want a PaO2 of 80 and PaCO2 of 40 WITHOUT changing the RR (want to leave RR at 12).
    • A. 

      Increase PIP to 29. Increase FiO2 to 57%

    • B. 

      Decrease PIP to 20. Increase FiO2 to 67%

    • C. 

      Increase PIP to 27. Increase FiO2 to 54%

    • D. 

      Increase PIP to 24. Increase FiO2 to 65%

  • 16. 
    Pt is on AC-VC and there's an increase in RAW. Select all that is true.
    • A. 

      PIP increases

    • B. 

      PIP decreases

    • C. 

      VT increases

    • D. 

      VT decreases

  • 17. 
    If someone is in VC and Pplat increases, what has happened to the compliance?
    • A. 

      Decreased

    • B. 

      Increased

  • 18. 
    Select all that is true
    • A. 

      Normal RAW = 0.5-2.4 cmH2O/L/sec

    • B. 

      Normal RAW = 2.4-5.0 cmH2O/L/sec

    • C. 

      Normal Static Compliance = 40-70 mL/cmH2O

    • D. 

      Normal Dynamic Compliance = 70-100 mL/cmH2O

    • E. 

      Normal Static Compliance = 70-100 mL/cmH2O

    • F. 

      Normal Dynamic Compliance = 40-70 mL/H2O

  • 19. 
    Select all that is true about RED DOT A...
    • A. 

      This is the lower inflection point

    • B. 

      This is the upper inflection point

    • C. 

      This is the point at which a large # of alveoli are recruited

    • D. 

      This is the point when a large # of alveoli are overdistended

    • E. 

      PEEP can be set a little above this point

    • F. 

      PIP can be set a little below this point

    • G. 

      This is important for ARDS

  • 20. 
    Check all the causes of Metabolic acidosis
    • A. 

      Hypovolemia

    • B. 

      Aspirin (and other drug ingestion)

    • C. 

      Diuretics

    • D. 

      NaHCO3 infusion/ingestion

    • E. 

      DKA

    • F. 

      NG suctioning

    • G. 

      Lactic Acid

    • H. 

      Hypovolemia

    • I. 

      Hypokalemia

    • J. 

      Diarrhea

    • K. 

      Pancreatitis

    • L. 

      Vomiting

    • M. 

      Renal Failure

  • 21. 
    Your pt is still respiratory acidotic despite increasing their alveolar ventilation. What could they potentially have?
    • A. 

      Pulmonary embolism

    • B. 

      COPD

    • C. 

      Pulmonary edema

    • D. 

      Low PEEP

  • 22. 
    PEEP is for ventilation
    • A. 

      True

    • B. 

      False

  • 23. 
    At what conditions would you increase PEEP instead of increasing FiO2?
    • A. 

      FiO2 >= 60%

    • B. 

      P/F ratio < 300

    • C. 

      P/F ratio > 400

    • D. 

      FiO2 less than 60%

    • E. 

      Refractory Hypoxemia

  • 24. 
    What are some contrindications for APRV?
    • A. 

      COPD

    • B. 

      Guillan Barre

    • C. 

      Myasthenia gravis

    • D. 

      Fibrosis

    • E. 

      Someone who doesn't need heavy sedation

    • F. 

      Someone who needs heavy sedation

    • G. 

      Cerebral edema w/increased ICP

    • H. 

      Post-surgery atelectasis

    • I. 

      Refractory hypoxemia / difficulty oxygenating

  • 25. 
    Check all that are the Acute Phase of ARDS:
    • A. 

      Inflammation

    • B. 

      Hypoxemia

    • C. 

      Fibrosing alveolitis

    • D. 

      Alveolar filling

    • E. 

      Decreased CL

    • F. 

      Pulmonary fibrosis

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