The Human Heart

The heart is a conical, hollow muscular organ. It is a central pumping station. I t pumps blood to all parts of the body. It is covered with a thin cover – Pericardium.

Features:

Four chambers

1. Left atrium
2. Right atrium
3. Left ventricle &
4. RIght ventricle

Four valves

1. Pulmonary,
2. Tricuspid,
3. Mitral&
4. Aortic valves.

Three layers

1. Epicardium (outer)
2. Myocardium (middle) &
3. Endocardium (inner)

 

Interior View of the HEART

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