metanephric diverticulum

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met·a·neph·ric di·ver·tic·u·lum

an outgrowth from the caudal portion of the mesonephric duct on either side, which grows cephalodorsally to make contact with the masses of metanephrogen tissue (nephric blastemas) and give rise to the epithelial lining of the ureter and of the pelvis and the collecting ducts of the kidney.

met·a·neph·ric di·ver·tic·u·lum

(met'ă-nef'rik dī'vĕr-tik'yū-lŭm)
An outgrowth from the mesonephric duct that gives rise to the ureter, renal pelvis, calyces, and collecting tubules.
Synonym(s): ureteric bud.


pertaining to the metanephros.

metanephric diverticulum
first stage in the development of the metanephros; an evagination from the caudal end of the mesonephric duct. Called also ureteric bud.
metanephric duct
embryonic ureter.