The inter-auricular septum in embryonic stage | vedclass

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(A) In the embryonic stage, the inter-auricular septum (the wall between the two atria) contains an opening called the $Foramen 	ext{ ovale}$. This o

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Foramen ovale

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(A) In the embryonic stage, the inter-auricular septum (the wall between the two atria) contains an opening called the $Foramen 	ext{ ovale}$. This opening allows blood to bypass the non-functional fetal lungs by flowing directly from the right atrium to the left atrium. After birth, this opening typically closes and becomes a shallow depression known as the $fossa 	ext{ ovalis}$.

The inter-auricular septum in embryonic stages has a/an:

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