paramesonephric duct


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Related to paramesonephric duct: Wolffian duct, urogenital sinus

paramesonephric duct

[¦par·ə¦me·zə¦nef·rik ′dəkt]
(embryology)
An embryonic genital duct; in the female, it is the anlage of the oviducts, uterus, and vagina; in the male, it degenerates, leaving the appendix testes. Also known as Müllerian duct.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The paired paramesonephric duct goes through a series of developmental changes regulated by a number of molecular factors through initiation, invagination to the coelomic cavity and elongation of the ducts forming the uterine horns, begins fimbrial development and continues after birth.
The paramesonephric ducts have regressed leaving only the mesonephric ducts that become connected with the testes via a few remaining tubules of the mesonephros.
The epithelial cells found in the inclusions may have a variety of origins, namely: paramesonephric duct cells, salivary gland cells, breast tissue cells, thyroid follicle cells, squamous epithelial cells and mesothelial cells (Piana et al., 2005).
The hypospadias, lack of prostate and redundant vagina would suggest that the testosterone levels were not sufficient to induce full gland development, or full paramesonephric duct degradation.
The Mullerian ducts, also called the paramesonephric ducts, are derived from the mesoderm in embryos of both genders but only go on to develop the reproductive organs in females and degenerate in males.
Hymen is formed from the epithelial lining of paramesonephric ducts and urogenital sinus at vestibulo vaginal junction.
Nevertheless, cystic ovaries reported in mammalians, including guinea pigs, horses, swine, rabbits, cattle, and aged rats, have been interpreted as to have been derived from corpora lutea, ovarian follicles, ovarian surface epithelium, remnants of rete ovarii, or mesonephric and paramesonephric ducts [25-27].