name Carnegie_Stage_5b namespace http://cytomer.bioinf.med.uni-goettingen.de# parent developmental_stage name [] Trophoblast creates blood lacunae and stimulates capillaries to grow; the embryoblast (embryonic disc) differentiates into two layers: the epiblast (becomes embryo and amniotic cavity) and the hypoblast (becomes the yolk sac) stageNo [] 8 label [en] Carnegie_Stage_5b speciesNo [] 86 age [] 9-10dpo ACC [] cy0000007 onweb [] 1 hasPart trophoblastic_lacunae hasPart endoderm hasPart epiblast hasPart cytotrophoblastic_clump hasPart mesoblastic_crest hasPart hypoblast hasPart extraembryonic_reticulum hasPart polar_trophectoderm hasPart amniotic_membrane hasPart amniotic_cavity hasPart extraembryonic_component hasPart trophectoderm hasPart Heusers_membrane hasPart mural_trophectoderm hasPart maternal_sinusoids hasPart primary_yolk_sac_cavity hasPart cytotrophoblast hasPart syncytiotrophoblast hasPart bilaminar_germ_disc hasPart trophoblast hasPart extraembryonic_endoderm isPartOf part_of_bilaminar_germ_disc