The heart is composed of cardiac muscle.
cardiac
Cardiac muscle forms the muscular wall of the heart. Cardiac muscle is involuntary muscle.
muscle and veins
The heart.
heart
cardiac muscle tissue
The heart is composed of cardiac muscle fibers. It is the same thing.
cardiac muscle! Oh and if you say the heart doesn't have a muscle U R STUPID! It has a muscle
the cardiac muscle also known as myocardium is a muscular tissue of the heart
cardiac muscle
In the heart.
Cardiac Muscle tissue =)