The organ that provides oxygen to the heart is the lungs.
THE RELATIONSHIP OF HEART ANDLUNGS
The left side of your heart or the left atrium is the part of the heart that receives oxygen-rich blood from the lungs that is part of respiratory system, and pumps it all the way to the arteries and to the entire body.
This is the special relationship between heart and lungs, that is why they are always associated to each other as cardiovascular system.
The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle through the mitral valve. The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body.
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ORGAN
Which organ provides oxygen to the heart?
ANSWER
The organ that provides oxygen to the heart is the lungs.
THE RELATIONSHIP OF HEART AND LUNGS
The left side of your heart or the left atrium is the part of the heart that receives oxygen-rich blood from the lungs that is part of respiratory system, and pumps it all the way to the arteries and to the entire body.
This is the special relationship between heart and lungs, that is why they are always associated to each other as cardiovascular system.
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The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle through the mitral valve. The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body.