Compare the closed and open circulatory systems. What is the difference?
| March 25, 2021 | education
The circulatory system is of a closed type. The blood is always isolated, it is in the blood vessels. It never goes into the body cavity. The transfer of all nutrients and gases goes through the walls of blood vessels. The circulatory system is of an open type. The blood circulates calmly in the body cavity. It washes all the internal organs.
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