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NREMT Paramedic

Category - Cardiology

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Which choice below shows the chambers of the heart in an order that a blood cell would be expected to flow?

Right atrium, right ventricle, left atrium, left ventricle (repeat)
Left atrium, right atrium, left ventricle, right ventricle (repeat)
Left atrium, left ventricle, right ventricle, right atrium (repeat)
Right ventricle, left atrium, right atrium, left ventricle (repeat)
Right ventricle, right atrium, left ventricle, left atrium (repeat)

Explanation

Answer: A - The flow of a blood cell through the chambers of the heart in the proper order would be from the right atrium to the right ventricle, through the capillary beds of the lungs, back to the left atrium, and through the left ventricle to deliver freshly oxygenated blood to the cells of the rest of the body.

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NREMT Paramedic

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NREMT Paramedic

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