Anatomy General e2a621f4

Patent foramen ovate is due to?

Failure of closure of sinoatrial orifice

Failure of fusion of septum primum and endocardial cushion

Failure of fusion of septum primum and septum intermedium

Failure of fusion of septum primum and septum secundum

High-Yield Explanation

Ans. is 'd' i.e., Failure of fusion of septum primum and septum secundumAfter bih, the foramanovale closes by fusion of septum primum with septum secundum.Failure of fusion of these two septa results in patent pramenovale.

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