Skip to content
- Embryonic Part: Ductus arteriosus
- Remnant: Ligamentum arteriosum.
- Embryonic Part: Umbilical artery
- Remnant: Proximal part becomes the superior vesical artery; Distal part forms the medial umbilical ligament.
- Embryonic Part: Umbilical vein (left)
- Remnant: Becomes the ligamentum teres.
- Embryonic Part: Ductus venosus
- Remnant: Forms the ligamentum venosum.
- Embryonic Part: Septum primum
- Remnant: Constitutes the floor of the fossa ovalis; Its lower free edge is known as the annulus ovalis.
- Embryonic Part: Septum secundum
- Remnant: Forms the curved upper margin called the limbus fossa ovalis.
error: Content is protected !!