Veterinary Embryology 8.5: From about day (1), the mesoderm of the allantois starts fusing with that of the (2) and (3) to form (4) and (5). The (4) and (5) are vascularized by the (6) circulation; the (6) circulation supersedes the (7) circulation on about day 25.

Question

From about day (1), the mesoderm of the allantois starts fusing with that of the (2) and (3) to form (4) and (5). The (4) and (5) are vascularized by the (6) circulation; the (6) circulation supersedes the (7) circulation on about day 25.

Magdalena Badenhorst · Accepted Answer

1. 22
2. chorion
3. amnion
4. allantochorion
5. allantoamnion
6. umbilical
7. vitelline

Veterinary Embryology 8.5

From about day (1), the mesoderm of the allantois starts fusing with that of the (2) and (3) to form (4) and (5). The (4) and (5) are vascularized by the (6) circulation; the (6) circulation supersedes the (7) circulation on about day 25.

1. 22 2. chorion 3. amnion 4. allantochorion 5. allantoamnion 6. umbilical 7. vitelline

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