Multiple Choice
In comparing the four chambers of the heart, the _______ have weak, thin walls and the ____ have thick muscular walls.
A) right atrium and right ventricle; left atrium and left ventricle
B) left atrium and left ventricle; right atrium and right ventricle
C) right and left atria; right and left ventricles
D) right and left ventricles; right and left atria
Correct Answer:

Verified
Correct Answer:
Verified
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