Bilaminar embryonic disc - Wikipedia
The bilaminar embryonic disc, bilaminar blastoderm or embryonic disc is the distinct two-layered structure of cells formed in an embryo. In the development of the human embryo this takes …
27.3B: Bilaminar Embryonic Disc Development - Medicine LibreTexts
The floor of the amniotic cavity is formed by the embryonic disc, which is composed of a layer of prismatic cells and the embryonic ectoderm. It is derived from the inner cell mass and lies …
23.3: Embryonic Stage - Biology LibreTexts
Name a few of the major developments that occur during the embryonic stage. What is the embryonic disc? When and how does it form? Define gastrulation. When does it occur? …
Embryology, Gastrulation - StatPearls - NCBI Bookshelf
2023年4月23日 · Development of the bilaminar embryonic disc directly precedes gastrulation, the stage in week 3 of development that involves the transformation of the human blastocyst into a …
28.2 Embryonic Development – Anatomy & Physiology
The embryo, which takes the shape of an oval-shaped disc, forms an indentation called the primitive streak along the dorsal surface of the epiblast. A node at the caudal or “tail” end of …
14.3: Embryonic Development - Biology LibreTexts
2022年7月30日 · The embryo, which takes the shape of an oval-shaped disc, forms an indentation called the primitive streak along the dorsal surface of the epiblast. A node at the …
Embryonic Disc - an overview | ScienceDirect Topics
Early in gestation, the embryonic disc region organizes through the primitive streak, neural fold, and somite stages. Around the time when placental attachment commences, the heart forms …
Embryonic Disc - an overview | ScienceDirect Topics
Embryonic disk elements consist of an ectodermal layer of tall columnar cells and an endodermal layer of cuboidal cells. Occasionally chorionic elements, including syncytiotrophoblastic giant …
Embryology, Week 2-3 - StatPearls - NCBI Bookshelf
2023年5月1日 · Similar to the outer trophoblast layer, the inner cell mass also differentiates to generate a bilaminar disc composed of the hypoblast and epiblast. The hypoblast spreads …
Carnegie stage 5 - Embryology
4 天之前 · The "embryonic disc" was historically called the "germ disc", on the basis that it was the earliest stage (germinal) if the entire embryo. The lefthand image (day 12 Carnegie 7700 ) …
- 某些结果已被删除