metanephric diverticulum
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Diverticulum — A small bulging sac pushing outward from the colon wall is a diverticulum. As a person ages, pressure within the large intestine (colon) causes pockets of tissue (sacs) that push out from the colon walls. The plural is diverticula. Diverticula… … Medical dictionary
duct — A tubular structure giving exit to the secretion of a gland or organ, capable of conducting fluid. SEE ALSO: canal. SYN: ductus [TA]. [L. duco, pp. ductus, to lead] aberrant ducts SYN: aberrant ductules, under ductule … Medical dictionary
metanephrogenic, metanephrogenous — Applied to the more caudal part of the intermediate mesoderm which, under the inductive action of the metanephric diverticulum, has the potency to form metanephric tubules. [meta + G. nephros, kidney … Medical dictionary
bud — 1. An outgrowth that resembles the b. of a plant, usually pluripotential, and capable of differentiating and growing into a definitive structure. 2. To give rise to such an outgrowth. SEE ALSO: gemmation. 3. A small outgrowth from a parent cell;… … Medical dictionary
Kidney development — Kidney development, or nephrogenesis, describes the embryologic origins of the kidney, a major organ in the urinary system. It is often considered in the broader context of the development of the urinary and reproductive organs. Contents 1 Phases … Wikipedia
Ureteric bud — Latin gemma ureterica; diverticulum metanephricum Carnegie stage 13 Days 35 Precursor … Wikipedia
ureteric bud — an outgrowth of the mesonephric duct that gives rise to all of the permanent kidney except the nephrons. Called also metanephric b. or diverticulum … Medical dictionary
