Foramen Ovale (Heart) - Wikipedia, The Free Encyclopedia

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8/ 6/2014 Foramen ov al e (heart) - Wikipedia, the free ency clopedi a ht tp: //en. w i k i pedi a. org/ w i k i /Foramen ov al e (hear t ) 1/ 3 Foramen ovale (heart)  oramen ovale in a fetal heart. Red arrow shows blood from t he inferior ca val vein. HF: rig ht at rium, VF: l eft at rium. HH and VH: rig ht and left ventricle. The heart still has a common pulmonary vein (LV), instead of four. Heart of huma n embryo of about thirty -five da y s, opened on right side.  ttp://archive.org/stream/anatomyofhumanbo1918gray#page/51 2/mode/2up) n+Ovale (htt ps://ww w.nlm.nih.  gov/cgi/mesh/2011/MB_cgi?mode=&term=Foramen+Ovale) .1.01.007 ww.unifr.ch/ifaa/Public/Entry  Page/TA98%20Tr ee/Entity%20T  A98%20 EN/12.1.01.007%20Entity%20TA98%2 0EN.htm)  Anatom ical terminology Foramen ovale (heart) From Wikipedia, the free encyclopedia In the fetal heart, the foramen ovale  /fɒˈreɪmɨn oʊˈvæliː/, also foramen Botalli, ostium secundum of  Born  or falx septi, allows blood to enter the left atrium from the right atrium. It is one of two fetal cardiac shunts, the other being the ductus arteriosus (which allows blood that still escapes to the right ventricle to bypass the  pul m onary ci rcu l ati on) . An oth er si m i l ar adapt ati on i n th e f etu s i s th e du ctu s v en osu s. In m ost i n di v i du al s, th e foramen ovale closes at birth. It later forms the fossa ovalis. Contents 1 Development

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