Multiple Choice
Mac is 63 years old. Which of the following statements is TRUE?
A) Mac's artery walls are thinning.
B) Mac's blood pressure will remain about the same as it was in his 40s.
C) Mac's blood cholesterol is increasing and deposits accumulate on artery walls.
D) Proteins in Mac's lung tissue are becoming more elastic.
Correct Answer:

Verified
Correct Answer:
Verified
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