Question

multiple choice question
which is formed by a framework of collagenous and elastic fibers in the walls of the heart?

○ cartilaginous skeleton

○ fibrous skeleton

○ muscular skeleton

Explanation:

The question is about the structure in the heart's walls formed by collagenous and elastic fibers. The fibrous skeleton of the heart is made up of such a framework of collagenous and elastic fibers, providing structural support. Cartilaginous skeleton involves cartilage (not relevant here), and muscular skeleton is not a correct term for this heart - related structure.

Answer:

B. Fibrous skeleton