U-ræ´mi-a. The presence of urinary constituents in the blood and the toxic condition produced thereby.

U-re´thra. A membranous canal conveying urine from the bladder to the surface and in the male conveying the seminal ejaculations.

U´rin-al´´y-sis. The chemical analysis of urine.

U´ter-us. The hollow muscular organ which provides lodgement for the fœtus from conception to birth. The womb.

U´ter-us bi-cor´nis. A womb wherein the two sides have been incompletely joined during development, and two horns, or protrusions, appear on the fundus.

U´ter-us di-del´phys. A womb in which there has been separate development and incomplete fusion of the two sides.

U´ter-us du´plex. A double uterus.

U´ter-us sep´tate. A uterus that is divided by a partition or septum.

Var´i-cose veins. Of the nature of, or pertaining to, a varix. The permanent dilatation of a vein.

Ven´e-sec´´tion. The opening of a vein for the purpose of letting blood.