Diagram of a Human heart and its structure and function

Hear is one of the most vital organs of the human body. It is impossible for any human being to survive without a heart as it pumps and circulates blood throughout the human body.

Definition of Heart

The human heart is a muscular organ that controls the circulatory system by pumps blood throughout the body by repeated rhythmic contraction. It also supplies oxygen and nutrients to the tissues and removes carbon dioxide and other wastes.

Anatomy of the heart

The anatomy of a heart includes its position in body, shape, size, etc.

Position of Heart in the human body

The exact location of the heart in the human body is in the thoracic cavity, between the lungs. It is placed towards the left of the sternum or breastbone.

Shape and size of Heart

The human heart is a cone-shaped hollow organ. It is 10 cm in length. It is approximately the size of the owner’s fist. In females heart weight about 250–300 gm and in males 300–350gm.

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