foramen ovale

(redirected from oval foramen)
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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.
References in periodicals archive ?
Anterior margin of carapace encircling bases of chelicerae, with unsclerotized cuticle extending ventrally to form antero-ventrally-facing oval foramen.
The oval foramen magnum of the Amud specimen also departs from the rounded shape of this feature in living humans and most other primates, Rak adds.