Cells are grouped into tissues and tissues are grouped into organs. The Heart is an organ that contains tissues such as heart muscle and tendons. Heart muscle is formed from heart muscle cells.
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What is the function of the pulmonary artey?
It carries deoxygenated blood from the heart to the lungs.
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What is the function of the aorta?
It carries oxygenated blood from the lungs to the heart.
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What is the function of the vena cava?
It brings deoxygenated blood from the body to the heart.
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What is the function of the valves?
They prevent blood flowing wrong way through the heart (backflow).
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What is the function of the pulmonary vein?
It brings oxygenated blood from the lungs to the heart.
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Why is the left ventricle wall thicker?
The left ventricle wall is thicker due to the fact that it pushes blood all round the body.
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What is the organ system?
An organ system is a group of organs that work together to carry out a particular function in the body.
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What is the circulatory system?
The circulatory system is an organ system that consists of the heart, the blood vessels and the blood. Its function is to transport materials around the body.
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Other cards in this set
Card 2
Front
What is the function of the pulmonary artey?
Back
It carries deoxygenated blood from the heart to the lungs.
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