the heart ❤
it's muscular hollow organ equals about the size of your fist ????
it's location
it is located inside the chest cavity between the two lung ???? slightly inclined to the left
it's function
it pumps blood continuously throughout the body
it's structure
the heart consists of four Chambers located in two sides which are the right side and the left side and there is a wall that separate between the right side and the left side of the Heart
why
to prevent mixing blood in both sides
in each side the upper Chamber is called atrium and the lower chamber is called ventricle
there is a valve between each atrium and ventricle
why
to allow blood to flow from the atrium to the ventricle and prevent it from. returning back
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