Four hollow chambers surrounded by muscle.
Two of the chambers have inlet and outlet valves.
the heart structure is the way that the heart is built and shaped but the parts of the heart is whats in the the heart and what the heart is made out of.
Heart Disease
The immediate protector of the heart is the pericardium, which is the sac that surrounds the heart. The heart is also protected by muscle, bone, and skin.
heart valves
A congenital heart defect is a problem with the structure of the heart.
yes
It has a similar shape, structure, chambers and valves.
The right atrium is the structure of the heart that lies closest to the sternum. It is located at the top of the heart and receives deoxygenated blood from the body.
The structure in the heart that separates oxygenated blood from deoxygenated blood is the atria. These are the two sides of the heart and are separated by the interatrial septum.
False
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Basically its a closed loop of tubes, except for the muscular structure of the heart.