foramen ovale

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Related to Botallo foramen: ductus arteriosus, Septum primum, Septum secundum, Foramen rotundum, foramen spinosum

foramen ovale

[fə′rā·mən ō′vä·lē]
(anatomy)
An opening in the sphenoid for the passage of nerves and blood vessels.
(embryology)
An opening in the fetal heart partition between the two atria.