Distinguish between open and close type of circulatoru system
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Explanation:
- Open type in which the blood is pumped out of the heart and the cells and tissues are directly bathed in it
- Closed type in which the blood is circulated through a series of vessels of varying diameters (arteries, veins, capillaries)
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Explanation:
OPEN CIRCULATORY SYSTEM : Where there are no blood vessels to carry the blood and the blood is thrown or rather flows to the heart throughout the body. Found in cockroaches.
CLOSED CIRCULAR SYSTEM : Where the blood is carried by blood vessels . Found in humans.
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