To Index day 21 Next Plate

Copyright © 1995 to the
"Frontiers in Bioscience"

DAY

STAGE ACTION

CARNEGIE STAGE

ORIENTATION

IMAGE

LENGHT (mm)

21

 4-Somite Embryo. Amniotic and chorionic sacs cut away. Cranial region have thickened.

10

Cranial

Caudal

Lateral view

1,5-3,0