Placenta Back

Umbilical cord and vitelline duct - 5th week




1. Tail
2. Neural tube
3. Notochord
4. Somite
5. Tailgut
6. Umbilical cord
7. Allantois
8. Umbilical artery
9. Umbilical vein
10. Vitelline artery
11. Vitelline duct
12. Vitelline vein

Technique: Paraffin section Staining: Hematoxylin-eosin Orientation: Transverse section Developmental age: 5 weeks Magnification (objective): x 10