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The Umbilical Cord

6 weeks, 6 days

Buy NowFrom The Biology of Prenatal Development.

Note:

Loops of the intestine temporarily move out of the crowded abdomen into the umbilical cord. This normal process is called "physiologic herniation." The rapidly growing liver fills the abdomen, temporarily leaving little room for other organs.

Label Key:

  • 1. umbilical vein
  • 2. base of umbilical cord
  • 3. abdominal wall
  • 4. loops of intestine
  • 5. liver

All ages referenced to fertilization, not last menstrual period.
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The Umbilical Cord
The Umbilical Cord
Umbilical Cord and Amnion
Umbilical Cord and Amnion
The Liver and Beating Heart
The Liver and Beating Heart
Right Hand and Nipple
Right Hand and Nipple
The Heart and Brain
The Heart and Brain
Left Hand and Left Eye
Left Hand and Left Eye
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