Pulmonary aorta in mammalian embryo communicates with carotico-systemi – McqOptions

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1.	Pulmonary aorta in mammalian embryo communicates with carotico-systemic aorta by a thin vessel called ductus arteriosus which latercloses and remains in adult as:
A.	Fossa ovalis
B.	Ligamentum arteriosus
C.	Carotico-pulmonary aperture
D.	None of the above
Answer» C. Carotico-pulmonary aperture

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