Respiratory System MCQ Exam: Quiz!

14 Questions | Total Attempts: 44

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Respiratory System Quizzes & Trivia

Questions and Answers
  • 1. 
    The lung is the only organ to receive the entire cardiac output.
    • A. 

      True

    • B. 

      False

  • 2. 
    Which are part of the circulatory system?
    • A. 

      Pulmonary ventiliation

    • B. 

      External respiration

    • C. 

      Transport

    • D. 

      Internal respiration

  • 3. 
    Inhalation occurs when:
    • A. 

      Palv < Patm

    • B. 

      Palv > Patm

    • C. 

      Palv = Patm

    • D. 

      Palv = 0

  • 4. 
    Which are true about Restrictive Diseases? 
    • A. 

      =0.8

    • B. 

    • C. 

      Includes Sarcoidosis

    • D. 

      Includes Emphysema

    • E. 

      Difficult getting air in to the lungs

    • F. 

      Difficult getting air out of the lungs

  • 5. 
    Which of the following diseases results in decreased Tiffeneau Index (Below 0.8)?
    • A. 

      Asthma

    • B. 

      Muscular diseases

    • C. 

      Interstitial fibrosis

    • D. 

      Chest wall deformities

  • 6. 
    The most important factor that determines how much oxygen combines with hemoglobin is___
    • A. 

      Oxygen

    • B. 

      Temperature

    • C. 

      CO2

    • D. 

      2-3 DPG

    • E. 

      PH

    • F. 

      H+

  • 7. 
    Which of the following are true regarding depth and rate of breathing?
    • A. 

      Depth is determined by how actively the respiratory centers stimulate the respiratory muscles

    • B. 

      Rate is determined by how long the inspiratory center is active

    • C. 

      Rate is determined by how actively the respiratory centers stimulate the respiratory muscles

    • D. 

      Depth is determined by how long the inspiratory center is active

  • 8. 
    Which of the following is not associated with the central chemoreceptors?
    • A. 

      PO2

    • B. 

      PCO2

    • C. 

      H+

    • D. 

      In the medulla