Which of the Following Statements About Lung Capacity in Middle-Age

question 59

Multiple Choice

Which of the following statements about lung capacity in middle-age is TRUE?

• A) There is significant change in lung capacity through most of middle adulthood.
• B) In late middle-age, the proteins in lung tissue become more elastic.
• C) Stiffening of the chest wall decreases the lungs' capacity to shuttle oxygen.
• D) The lung capacity of smokers increases drastically in middle age.

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