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Dynamic Compliance and Surface tension

Dynamic Compliance and Surface tension

Question 1 of 5

1

Hysteresis - means more pressure to inflate than deflate healthy lungs

Select one of the following:

  • True
  • False

Explanation

Question 2 of 5

1

The 2 factors contributing to Dynamic pressure-volume curve are - Elastic properties and surface tension

Select one of the following:

  • True
  • False

Explanation

Question 3 of 5

1

Lung follows the Law of Laplace

Select one of the following:

  • True
  • False

Explanation

Question 4 of 5

1

Surfactant

Select one of the following:

  • Is synthesized in Type II pneumocytes - 90% phospholipids

  • 10% Apoproteins (A-D)

  • Apoprotein A and D are important for immunologic function but not critical

  • Apoprotein C is important but less critical

  • all are correct

Explanation

Question 5 of 5

1

Deficiency of Surfactant results in - pick the wrong statement

Select one of the following:

  • decreased lung compliance

  • increased work of breathing

  • decreased alveolar ventilation

  • arterial hypoxemia

  • respiratory alkalosis

Explanation

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