In mammalian embryo the pulmonary aorta communicates with carotico-systemic aorta by a narrow ductus arteriosus, in the adult this connection closes l

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In mammalian embryo the pulmonary aorta communicates with carotico-systemic aorta by a narrow ductus ... C. Ligamentum arteriosus D. None of these

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Description : Patent ductus arteriosus?

Last Answer : DefinitionPatent ductus arteriosus (PDA) is a condition in which a blood vessel called the ductus arteriosus fails to close normally in an infant soon after birth. (The word "patent" means open.)The ... within a couple of days. If the ductus arteriosus does not close, there will be abnormal bloo

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Last Answer : Ans: D

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Description : Blood pressure in the mammalian aorta is maximum during

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