pericardioperitoneal
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pericardioperitoneal canals — a pair of passages in the embryo, connecting the primordial pericardial and peritoneal cavities … Medical dictionary
pleural canals — pericardioperitoneal c s … Medical dictionary
canal — A duct or channel; a tubular structure. SEE ALSO: c., duct. SYN: canalis [TA]. [L. canalis] abdominal c. SYN: inguinal c.. accessory c. a channel leading from the root … Medical dictionary
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
Lateral plate mesoderm — Infobox Embryology Name = PAGENAME Latin = GraySubject = 6 GrayPage = 50 Caption = Transverse section of a chick embryo of forty five hours’ incubation. * Chordamesoderm: yellow, at notochord. * Paraxial mesoderm: red, at somite. * Intermediate… … Wikipedia
Bochdalek's foramen — is a defect in the diaphragm normally posterior lateral. It is formed by the incomplete closure of the pericardioperitoneal canals by the pleuroperitoneal membrane. The existence of this foramen might cause a congenital diaphragmatic hernia,… … Wikipedia
cavity — 1. A hollow space; hole. See cave, c., cavitas, cavernous space. 2. Lay term for the loss of tooth structure due to dental caries. SYN: cavum [TA], cavitas. [L. cavus … Medical dictionary
pleuropericardial folds — a pair of small ridges that originate along the lateral body walls in the fifth week of embryonic development and project into the cranial ends of the pericardioperitoneal canals to divide the pleural cavities from the pericardial cavity; they… … Medical dictionary
pleuroperitoneal folds — a pair of crescent shaped ridges that originate along the lateral body walls of in the fifth week of embryonic development and project into the caudal ends of the pericardioperitoneal canals to divide the pleural cavities from the peritoneal… … Medical dictionary
pleuroperitoneal membranes — a pair of partitions in the embryo that close off the pericardioperitoneal canals and separate the pleural cavities from the peritoneal cavity; formed by enlargement of the pleuroperitoneal folds; they develop into the posterolateral portions of… … Medical dictionary
