fossa ovalis


fossa oval·​is -ō-ˈva-ləs How to pronounce fossa ovalis (audio) -ˈvā- How to pronounce fossa ovalis (audio) -ˈvä- How to pronounce fossa ovalis (audio)
: a depression in the septum between the right and left atria that marks the position of the foramen ovale in the fetus

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Cite this Entry

“Fossa ovalis.” Medical Dictionary, Merriam-Webster, Accessed 8 Feb. 2023.

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