Describe double circulation in human being? why is it necessary
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Ans. During a single cycle blood goes twice in the heart which is known as double circulation. It is necessary in human beingto separate oxygenated and de-oxygenated blood because this makes their circulatory system is more efficient and helps in maintaining constant body temperature.
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in human beings , the blood goes through the heart twice during each cycle that is the blood passes through the human two times to supply once to the whole body . so, it is called double circulation on of blood .
the double circulation of blood includes :
1.systematic circulation.
2. pulmonary circulation.
necessity (importance ) of double circulation:
there is a partition between the right side and the left side of human heart which is particularly useful to prevent mixing of deoxygenated and oxygenated blood ensures highly efficient supply of oxygen to body . this is important in case of human because it constantly gives energy to maintain their body temperature.
the double circulation of blood includes :
1.systematic circulation.
2. pulmonary circulation.
necessity (importance ) of double circulation:
there is a partition between the right side and the left side of human heart which is particularly useful to prevent mixing of deoxygenated and oxygenated blood ensures highly efficient supply of oxygen to body . this is important in case of human because it constantly gives energy to maintain their body temperature.
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