The tubular heartorprimitive heart tube is the earliest stage of heart development.
| Tubular heart | |
|---|---|
Diagram to illustrate the simple tubular condition of the heart.
| |
Heart of human embryo of about fourteen days.
| |
| Details | |
| Days | 21 |
| Precursor | Splanchnic mesoderm |
| Gives rise to | Heart |
| Identifiers | |
| Latin | cor tubulare |
| TE | heart_by_E5.11.1.1.1.0.5 E5.11.1.1.1.0.5 |
| Anatomical terminology | |
From the inflow to the outflow, it consists of sinus venosus, primitive atrium, the primitive ventricle, the bulbus cordis, and truncus arteriosus.[1]
It forms primarily from splanchnic mesoderm.[2] More specifically, they form from endocardial tubes, starting at day 21.[3]
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