See Also: valvula foraminis ovalis(medicine)
rete foraminis ovalis(medicine)
plexus venosus foraminis ovalis(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
fenestra nov-ovalis(medicine)
fenestra ovalis(medicine)
annulus ovalis(medicine)
fossa ovalis(medicine)
Malassezia ovalis(medicine)
limbus fossae ovalis(medicine)

valvula foraminis ovalis (medicine)


valvula foraminis ovalis -->
valve of foramen ovale


A fold projecting into the left atrium from the margin of the foramen ovale in the foetus; when, with beginning inspiration, the blood pressure within the left atrium increases, the valve closes and its edges become adherent to the margin of the foramen ovale, occluding it.

Synonym: valvula foraminis ovalis, falx septi, valve of oval foramen.