Biology, asked by Anonymous, 1 year ago

Explaination of human circulatory system

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Answered by doreamon1
3
The circulatory system consists of three independent systems that work together:
1.the heart (cardiovascular),
2.lungs (pulmonary)
3. arteries, veins, coronary and portal vessels (systemic).
4.function- The system is responsible for the flow of blood, nutrients, oxygen and other gases, and as well as hormones to and from cells.
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