Question

multiple choice question
the ______ of the heart is formed from dense irregular connective tissue.
o fibrous skeleton
o endocardium
o purkinje fibers
o myocardium

Explanation:

The fibrous skeleton of the heart is made of dense irregular connective tissue. It provides structural support and electrical insulation. The endocardium is a simple squamous - like epithelium lining. Purkinje fibers are specialized cardiac muscle fibers for electrical conduction. The myocardium is the muscular layer of the heart made of cardiac muscle tissue.

Answer:

A. fibrous skeleton