Biology
casietpre
15

Which of the following describes vessels critical to fetal circulation but does not play a role in adult circulation A) Aorta B) Pulmonary Artery C) Inferior vena cava D) Ductus arteriosus

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(1) Answers
AdolphBuskirk

your answer is D) Ductus arteriosus  Ductus arteriosus is a blood vassel useful only in an embryo stage. 

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