how cockroach blood vascular system work ??? answer in short .
Answers
Answer:
Cockroaches are equipped with open type circulatory system. In this, blood is pumped by heart and flows open in body cavity. Organs floating in blood get nutrition directly. Supply of oxygen is independent through a separate closed type respiratory system.
To make it more explicit, the circulatory system of cockroaches is primitive consisting of only heart and primary artery. Contrary to higher animals the oxygen supply is not dependent on circulatory system. For this there is a well developed closed respiratory system for assured exchange of gases directly by the tissues.
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Explanation:
It absorbs digested food from the alimentary canal and distributes it to the rest of the body. It brings nitrogenous wastes from all parts of the body to the excretory organs for their elimination. ... It transports secretions of the ductless glands to the target organs.
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