Urorectal septum — Infobox Embryology Name = PAGENAME Latin = GraySubject = 241 GrayPage = 1109 Caption = Cloaca of human embryo from twenty five to twenty seven days old. Caption2 = System = CarnegieStage = Days = 32 Precursor = GivesRiseTo = MeshName = MeshNumber … Wikipedia
Septum — A word borrowed from the Latin "saeptum" meaning a "dividing wall or enclosure." * * * 1. [TA] A thin wall dividing two cavities or masses of softer tissue. See septal area, transparent s.. 2. In fungi, a wall; usually a cross … Medical dictionary
urorectal fold — see under septum … Medical dictionary
cloacal septum — urorectal s … Medical dictionary
membrane — 1. A thin sheet or layer of pliable tissue, serving as a covering or envelope of a part, as the lining of a cavity, as a partition or septum, or to connect two structures. SYN: membrana [TA]. 2. SYN: biomembrane. [L. membrana, a skin or m … Medical dictionary
Embryology — 1 morula, 2 blastula 1 blastula, 2 gastrula with blastopor … Wikipedia
fold — 1. A ridge or margin apparently formed by the doubling back of a lamina. SYN: plica. 2. In the embryo, a transient elevation or reduplication of tissue in the form of a lamina … Medical dictionary
Mesentery — Horizontal disposition of the peritoneum in the lower part of the abdomen. The mesentery is marked with red … Wikipedia
Thyroglossal duct — Duct not labeled, but arises nearest to region identified as pyramidal lobe ) … Wikipedia
Midgut — The midgut and hindgut. Latin mesenteron Carnegie stage … Wikipedia