Which of the Following Are True Physiological Benefits of Surfactant

question 5

Multiple Choice

Which of the following are true physiological benefits of surfactant?
I.It reduces the work of breathing.
II.It reduces the distending pressure required to keep small alveoli open.
III.It provides a stabilizing influence to alveoli of different sizes.
IV.It enhances the elastic properties of the lung.

• A) III, IV
• B) I, II, III
• C) I, II, IV
• D) I, II, III, IV

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