Arteries near the heart expand as blood rushes in after each contraction. Which component in the arteries allows this expansion? (2 points)
Connective tissue in the tunica media
Smooth muscle in the tunica media
Endothelium in the tunica intima
Elastin protein in the tunica intima
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Arteries near the heart expand as blood rushes in after each contraction. Which component in the art...
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