See Also: interatrial foramen secundum(medicine)
interatrial foramen primum(medicine)
secondary interatrial foramen(medicine)
primary interatrial foramen(medicine)
Demand master notes(finance)
Demand master notes(money)
secundum(medicine)
secundum(dictionary)
ostium secundum(medicine)
septum secundum(medicine)

Demand master notes (finance) and interatrial foramen secundum (medicine)


Demand master notes (finance)


Short-term securities that are repayable immediately upon the holder's demand.





interatrial foramen secundum (medicine)


interatrial foramen secundum


A secondary opening appearing in the upper part of the septum primum in the sixth week of embryonic life, just prior to the closure of the interatrial foramen primum.

Synonym: ostium secundum, secondary interatrial foramen.