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Blood Flow in Mammals and Reptiles

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Which sequence of blood flow can be observed in either a reptile or a mammal?

a) vena cava -- right atrium -- ventricle -- pulmonary circuit

b) right ventricle -- pulmonary vein -- pulmocutaneous circulation

c) right atrium -- pulmonary artery -- left atrium -- ventricle

d) left ventricle -- aorta -- lungs -- systemic circulation

e) pulmonary vein -- left atrium -- ventricle -- pulmonary circuit

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Solution Summary

The blood flow in mammals and reptiles are examined. Vena Cave in reptiles are analyzed.

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(a) is correct because blood flows from the venae cavae into the right atrium. From there, it goes into the right ventricle, and then into the pulmonary circuit. ...

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