HEART FUNCTIONS

Heart Functions

Heart Functions

The heart is the organ that pushes the blood to all parts of the body. It consists essentially of a muscle, the myocardium, which is responsible for its rhythmic movements. The myocardium is coated by an outer membrane, the pericardium (Wellens, 1976). The heart has four chambers: two atria and two ventricles.

Blood enters the heart through the atria and the ventricles abandon it. The separate the left ventricle from the right ventricle is a septum structure that prevents the mixture from the blood of both ventricles. Each of the atria through an aperture communicates with the ventricle ...