I believe you are talking about the Cardiac Mucle. Cardiac muscle is part of what the human heart is made up of.
The muscle that cover the heart is myocardium
heart muscle
Cardiac muscle is the muscle of the heart. Cardiac muscle is involuntary and straited.This muscle is also known as myocardium.
close to your freaking heart
cardiac and smooth
Your heart is a muscle. It is also called the myocardium. The muscle cells in the heart muscle are called myocardiocytes.
the heart is made out of a special type of muscle called cardiac muscle
The heart is a cardiac muscle
The heart is a muscle.
The muscle layer of the heart is the myocardium (or cardiac muscle).
The heart is a muscle so the heart is made of the cardiac muscle.
The muscle of your heart MUSCLE would be your heart.