Pulmonary Arterial Tree Compliance and Pressures Quiz
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Questions and Answers

What is the measure of compliance of the pulmonary arterial tree in ml/mmHG?

  • 9 (correct)
  • 11
  • 7
  • 5
  • Which of the following pressures in the pulmonary artery is correct?

  • During systole, right ventricular pressure is more than pulmonary arterial pressure.
  • Systolic pulmonary arterial pressure = 25 mmHG
  • Diastolic pulmonary arterial pressure = 8 mmHG (correct)
  • Mean pulmonary arterial pressure = 15 mmHG
  • How can left atrial pressure be measured?

  • Mean pulmonary capillary pressure
  • Systolic pulmonary arterial pressure
  • R. ventricular pressure
  • Pulmonary wedge pressure (correct)
  • Which of the following statements about pulmonary blood flow zones is FALSE?

    <p>Under normal conditions, the lungs have only zone 2 &amp; 3 blood flow</p> Signup and view all the answers

    Which of the following pressures will produce forces tending to cause movement of fluid outward from the capillaries into the pulmonary interstitium EXCEPT:

    <p>Capillary</p> Signup and view all the answers

    Damage to which heart valve will produce pulmonary edema?

    <p>Mitral</p> Signup and view all the answers

    Why is the pleural space also called potential space?

    <p>It is a narrow space and could be considered not a physical space</p> Signup and view all the answers

    Which statement about maximum expiratory flow is FALSE?

    <p>The lung outside force it can increase when the lungs are nearly empty</p> Signup and view all the answers

    Which finding will be seen in a patient suffering from tuberculosis and having occasional shortness of breath?

    <p>Increased residual volume</p> Signup and view all the answers

    Which sign or symptom will NOT be seen in a former smoker experiencing on and off cough with shortness of breath?

    <p>Normal inspiration and expiratory phases of respiration</p> Signup and view all the answers

    What is the most common cause of mortality in chronic emphysema?

    <p>Decreased oxygenation &amp; CO2 retention</p> Signup and view all the answers

    Which effect of collapsed lungs is FALSE?

    <p>Vasodilation</p> Signup and view all the answers

    In asthma, which immunoglobulin is involved?

    <p>IgE</p> Signup and view all the answers

    Hypoxia secondary to inadequate O2 transport to the tissues by the blood is exemplified by:

    <p>Decreased hemoglobin</p> Signup and view all the answers

    If there is CO2 retention, lethargy will be produced if the CO2 level is mmHg:

    <p>90</p> Signup and view all the answers

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