Foramen secundum
The foramen secundum or ostium secundum is a foramen in the septum primum, a precursor to the interatrial septum of the human heart.
| Foramen secundum | |
|---|---|
Blood, shown in the red arrow, travels through the foramen ovale and the foramen secundum. HH: right ventricle, VH: left ventricle, HF: right atrium, VF: left atrium, LV: pulmonary vein | |
| Details | |
| Days | 33 |
| Identifiers | |
| Latin | foramen secundum |
| TE | secundum_by_E5.11.1.5.2.1.2 E5.11.1.5.2.1.2 |
| Anatomical terminology | |
It is not the same as the foramen ovale, which is an opening in the septum secundum.
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