Endoderm
Yolk sac
GI and stuff in core- liver, pancreas, respiratory sys
Mesoderm
Stalk, bone, cartilage, muscle, connective tissue, cardio sys, kidneys
Blood vessels
Ectoderm
Amniotic sac
Skin, linings, nervous sys
Glandular
Chorion
Makes hCg
Made from mesoderm and trophoblast