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Embolic invagination. See under Invagination.

Growing or covering over; -- said of a kind of invagination. See under Invagination.

Epibolic invagination. See under Invagination.

A cavity formed by the invagination of the outer wall of the body, as the atrium of an amphioxus and possibly the body cavity of vertebrates.

avity and another cavity or the surface; as, a salivary fistula; an anal fistula; a recto-vaginal fistula. Incomplete fistula (Med.), a fistula open at one end only.

The operation of cutting into the upper part of the vagina, through the abdomen (without opening the peritoneum), for the purpose of removing a fetus. It is a substitute for the Cæsarean operation, and less dangerous.

An embryonic form having its origin in the invagination or pushing in of the wall of the planula or blastula (the blastosphere) on one side, thus giving rise to a double-walled sac, with one opening or mouth (the blastopore) which leads into the cavity (the archenteron) lined by the inner wall (the hypoblast). See Illu…

The process of invagination, in embryonic development, by which a gastrula is formed.

ous inflammatory disease of the genitourinary tract, affecting especially the urethra and vagina, and characterized by a mucopurulent discharge, pain in urination, and chordee; clap.

A kind of grass (Eriophorum vaginatum). See Cotton grass, under Cotton. Hare's-tail grass (Bot.), a species of grass (Lagurus ovatus) whose head resembles a hare's tail.

A fold of muscous membrane often found at the orifice of the vagina; the vaginal membrane.

Received into some other thing or part, as a sword into a sheath; invaginated.

n or slipping of the upper part of the small intestine into the lower; introsusception; invagination. Dunglison.

The discharge from the womb and vagina which follows childbirth.

cavity of the mouth, and the proctod, a part at the posterior end, which are formed by invagination and are lined with epiblast.

A modification of the stethoscope, for directly auscultating the uterus from the vagina.

An instrument or device to be introduced into and worn in the vagina, to support the uterus, or remedy a malposition.

To appear at the mouth of the uterus so as to be perceptible to the finger in vaginal examination; -- said of a part of an infant during labor.

In a vaginal examination, the act of imparting through the uterine wall with the finger a shock to the fetus, so that it bounds upward, and falls back again against the examining finger.

which the mesoblast is formed lies between the entoblast and ectoblast. See Illust. of Invagination. -- Segmentation nucleus (Biol.), the body formed by fusion of the male and female pronucleus in an impregnated ovum. See the Note under Pronucleus. -- Segmentation of the ovum, or Egg cleavage (Biol.), the process by…