Wolffian duct structures


Wolffian duct structures
adj. embryonic structures (named after Kaspar Friedrich Wolff) that develop into the interior reproductive systerm of the male attached to the testicles

English contemporary dictionary. 2014.

Look at other dictionaries:

  • 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

  • mesonephric duct — n WOLFFIAN DUCT * * * an embryonic duct which, initiated in association with rudiments of the pronephric kidney, is taken over as an excretory duct by the mesonephros, and develops into the epididymis, the ductus deferens and its ampulla, the… …   Medical dictionary

  • Development of the reproductive system — The development of the reproductive system is a part of prenatal development, and concerns the sex organs. It is a part of the stages of sexual differentiation. Because its location to a large extent overlaps the urinary system, the development… …   Wikipedia

  • Development of the urinary and reproductive organs — The development of the urinary and reproductive organs as a part of the prenatal development, concerns the urinary system and sex organs. The latter is a part of the stages of sexual differentiation. The urinary and reproductive organs are… …   Wikipedia

  • endocrine system, human — ▪ anatomy Introduction  group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… …   Universalium

  • reproductive system, human — Organ system by which humans reproduce. In females, the ovaries sit near the openings of the fallopian tubes, which carry eggs from the ovaries to the uterus. The cervix extends from the lower end of the uterus into the vagina, whose opening, as… …   Universalium

  • Mesonephros — Reconstruction of a human embryo of 17 mm. (Label for Mesonephros is at center right.) Gray s …   Wikipedia

  • mesonephros — One of three excretory organs appearing in the evolution of vertebrates; in life forms with a metanephros, the m. is located between the regressing pronephros and the metanephros, cephalic to the latter. In young mammalian embryos, the m. is well …   Medical dictionary

  • Sexual differentiation — This article is about the development of sexual dimorphisms in humans. For sex differences for all animals, see Sexual dimorphism. Sexual differentiation is the process of development of the differences between males and females from an… …   Wikipedia

  • reptile — reptilelike, adj. reptiloid /rep tl oyd /, adj. /rep til, tuyl/, n. 1. any cold blooded vertebrate of the class Reptilia, comprising the turtles, snakes, lizards, crocodilians, amphisbaenians, tuatara, and various extinct members including the… …   Universalium


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