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Author Question: Given a constant resistance, how will increasing the compliance of a lung unit alter gas movement ... (Read 90 times)

ss2343

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Given a constant resistance, how will increasing the compliance of a lung unit alter gas movement into and out of the alveolus?
 
  a. Both filling and emptying will be slower.
  b. The alveolus will fill and empty more quickly.
  c. The alveolus will fill more quickly but empty more slowly.
  d. The alveolus will fill more slowly but empty more quickly.

Question 2

In a normal individual lying on the right side (right side down), which of the following condi-tions would be true?
 
  a. Both lungs would receive nearly equal ventilation.
  b. The left lung would receive the most ven-tilation.
  c. The right lung would receive the most ventilation.
  d. There is inadequate information to make a decision.



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patma1981

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Answer to Question 1

ANS: A
Lung units with high compliance have less elastic recoil than normal. These units fill and empty more slowly than normal units.

Answer to Question 2

ANS: C
Lying on the side causes more ventilation to go to whichever lung is lower.





 

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