MEDICAL
RECTUM AND ANUS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In the human circulatory system, the left atrium receives blood from____
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All body tissues contain carbon dioxide
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the lungs contain a lot of oxygen
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head and forelimbs and carry carbon dioxide
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lungs and skin and carry carbon dioxide
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back of the body and transport oxygen
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Explanation:
Detailed explanation-1: -The left atrium receives blood from the lungs. This blood is rich in oxygen. The left ventricle pumps the blood from the left atrium out to the body, supplying all organs with oxygen-rich blood.
Detailed explanation-2: -Right atrium. This gets oxygen-poor blood from the body through the superior vena cava and the inferior vena cava and pumps the blood to the right ventricle.
Detailed explanation-3: -The left atrium and the left ventricle are the chambers of the heart which receive oxygen rich blood from the lungs. Therefore, these two chambers contain the blood with highest amount of oxygen concentration.
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