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Paraphin [41]
3 years ago
5

You have a red blood cell in the brain, track its path through the circulatory and respiratory system.

Biology
1 answer:
klasskru [66]3 years ago
5 0

Answer: Red blood cells pick up oxygen in the lungs.

Explanation: Blood travels away from the heart and lungs through the arteries (ar-tuh-reez). Red blood cells drop off oxygen to the cells through tiny tubes called capillaries (cap-ill-air-ies). Blood then returns to the heart through the veins (vayns) and the cycle begins again.

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