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Yolk Sac and Vitelline Vessels

5 weeks, 2 days

Buy NowFrom The Biology of Prenatal Development.

Note:

The yolk sac helps feed the embryo until the placenta is operational. It does NOT contain yolk at any time.

Label Key:

  • 1. yolk sac
  • 2. yolk stalk
  • 3. vitelline vessels

All ages referenced to fertilization, not last menstrual period.
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Yolk Sac and Vitelline Vessels
Yolk Sac and Vitelline Vessels
Vitelline Vessels and Yolk Sac
Vitelline Vessels and Yolk Sac
The Lower Limbs and Back
The Lower Limbs and Back
Central Nervous System
Central Nervous System
Brain and Spinal Cord
Brain and Spinal Cord
Central Nervous System
Central Nervous System
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