The remnant of the embryonic aperture on the | vedclass

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(A) During fetal development,the $foramen \ ovale$ is an opening in the inter-atrial (inter-auricular) septum that allows blood to bypass the non-func

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foramen ovale

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(A) During fetal development,the $foramen \ ovale$ is an opening in the inter-atrial (inter-auricular) septum that allows blood to bypass the non-functional fetal lungs.After birth,this opening closes and becomes a depression known as the $fossa \ ovalis$.The term $foramen \ ovale$ refers to the embryonic aperture itself,while the remnant is technically the $fossa \ ovalis$. Given the options provided,$foramen \ ovale$ (often misspelled as $foramen \ ovalis$ in some contexts) is the structure being referred to as the embryonic aperture.

The remnant of the embryonic aperture on the inter-auricular septum is called . . . . . . .

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