Which of the labeled layers in the diagram of the arterial wall consists mainly of elastic fibers and smooth muscle fibers?

Name: Which of the labeled layers in the diagram of the arterial wall consists mainly of elastic fibers and smooth muscle fibers?
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Layer B, also known as the media, consists mainly of elastic fibers and smooth muscle fibers, which allow for recoil and regulation of blood flow. Layers A and C (the intima and adventitia, respectively) have a different composition and function.

Which of the Labeled Layers in the Diagram of the Arterial