| Septum spurium | |
|---|---|
 Interior of dorsal half of heart from a human embryo of about thirty days. (Septum spurium labeled at upper left.) | |
 Interior of dorsal half of heart of human embryo of about thirty-five days. (Septum spurium labeled at upper left.) | |
| Anatomical terminology[edit on Wikidata] |
During development of the heart, the orifice of the sinus venosus lies obliquely, and is guarded by two valves, the right and left venous valves; above the opening these unite with each other and are continuous with a fold named the septum spurium.
References
This article incorporates text in the public domain from page 510 of the 20th edition of Gray's Anatomy (1918)
| Human embryonic development in the first three weeks | |||||||||
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| Week 3 (Trilaminar) |
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