Question

Why is it necessary to seperate oxygenated and deoxygenated blood in mammals and birds? Explain

Answer 1

Hi
Why is it necessary to seperate oxygenated and deoxygenated blood in mammals and birds?
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Here your answer is:

Animals like mammals and birds have to meet high energy requirements inorder to maintain constant body temperature and for locomotion.So there should be efficient supply of oxygen to meet these requirements.Therefore it is required to ensure that oxygegenated and deoxygenated blood are seperated and has to prevent its mixing.That is why mammals and aves have four chambared heart

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Answer 2

Separation of oxygenated and deoxygenated blood allows good supply of oxygen to the body . This system is useful in animals that have high energy requirement . Mammals and birds constantly need oxygen to get energy to maintain their body temperature constant .