Double circulation involves two separate loops: the pulmonary circulation (heart to lungs and back) and the systemic circulation (heart to the rest of the body and back). The right side of the heart handles deoxygenated blood, while the left side handles oxygenated blood.
In the human body, blood flows through a process of double circulation. Which one of the following statements is true in this regard ?
Asked in UPSC CDS 2 2021 · Topic: Circulatory System (Major Circulatory Pathways: Pulmonary, Systemic, Hepatic Portal, Coronary Circulation)
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Answer: A. Oxygenated blood reaches the left side of the heart from the lungs.
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