See Also: valve of foramen ovale(medicine)
Foramen Ovale(health)
foramen ovale(medicine)
venous plexus of foramen ovale(medicine)
valve of oval foramen(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
Pulmonic Valve (also called pulmonary valve)(health)
Pityrosporum ovale(medicine)
centrum ovale(medicine)
Plasmodium ovale(medicine)

valve of foramen ovale (medicine)


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.