
In the embryonic heart, the temporary opening between right and left atria situated between the lower margin of the septum primum and the atrioventricular canal cushions, in an adult heart, the abnormal persistence of the so-named communication which is normal in young embryos. ... Synonym: foramen subseptale, ostium primum, primary interatrial for...
Found on
http://www.encyclo.co.uk/local/20973

Type: Term Definitions: 1. in the embryonic heart, the temporary opening between right and left atria situated between the lower margin of the septum primum and the atrioventricular canal cushions; 2. in an adult heart, the abnormal persistence of the so-named communication, which is normal in young embryos. Synonyms: foramen subseptale, ostium pri...
Found on
http://www.medilexicon.com/medicaldictionary.php?t=34573
No exact match found.