neuroectoderm
41Prenatal development — This article is about prenatal development of human embryos and fetuses. For other species, see prenatal development (non human). For maternal changes in the prenatal period, see Maternal physiological changes in pregnancy. Prenatal or antenatal… …
42Primitive knot — Latin nodus primitivus Gray s subject #6 47 Days 17 The primitive knot (or primitive node) is the organizer for gastrulation in vertebrates …
43FGF1 — Fibroblast growth factor 1 (acidic), also known as FGF1, is a human gene. PBB Summary section title = summary text = The protein encoded by this gene is a member of the fibroblast growth factor (FGF) family. FGF family members possess broad… …
44Neuroepithelial cell — Neuroepithelial Cells are progenitor cells in the nervous system, deriving from stem cells in several different stages of development. They appear during embryonic development of the neural tube as well as in adult neurogenesis in specific areas… …
45Chordamesoderm — Transverse section of a chick embryo of forty five hours’ incubation. * Chordamesoderm: yellow, at notochord. * Paraxial mesoderm: red, at somite. * Intermediate mesoderm …
46Neural groove — Human embryo length, 2 mm. Dorsal view, with the amnion laid open. X 30. Latin sulcus neuralis Gray s …
47Optic stalk — Transverse section of head of chick embryo of fifty two hours’ incubation …
48Optic cup (embryology) — Transverse section of head of chick embryo of forty eight hours’ incubation. (Margin of optic cup labeled at upper right.) …
49Cephalic flexure — Brain of human embryo of four and a half weeks, showing interior of fore brain. (Cephalic flexure visible at center top.) Latin flexura mesencephalica …
50Primitive neuroectodermal tumor — Classification and external resources ICD O: M9473/3 DiseasesDB 31470 …
