Medical dictionary. 2011.
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
Thoracic diaphragm — diaphragm Respiratory system Latin diaphragma Artery Pericardiacophrenic artery … Wikipedia
mammal — mammallike, adj. /mam euhl/, n. any vertebrate of the class Mammalia, having the body more or less covered with hair, nourishing the young with milk from the mammary glands, and, with the exception of the egg laying monotremes, giving birth to… … Universalium
Septum transversum — Infobox Embryology Name = PAGENAME Latin = GraySubject = 250 GrayPage = 1193 Caption = Diaphragm of embryo. Caption2 = Liver with the septum transversum. Human embryo 3 mm. long. System = CarnegieStage = 10 Precursor = mesenchyme GivesRiseTo =… … 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
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
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
Foramen — A natural opening. Although a foramen is usually through bone, it can be an opening through other types of tissue, as with the foramen ovale. * * * An aperture or perforation through a bone or a membranous structure. SYN: trema (1). [L. an… … Medical dictionary
