How Does Total Obstruction of a Major Bronchus Lead to Atelectasis

question 55

Multiple Choice

How does total obstruction of a major bronchus lead to atelectasis?

• A)Decreased surfactant production impairs lung expansion.
• B)The involved lung is compressed.
• C)Air is absorbed from the alveoli distal to the obstruction.
• D)Air continues to be inspired but is trapped distal to the obstruction.

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