Definitions for placentation

This page provides all possible meanings and translations of the word placentation

Princeton's WordNet

  1. placentation(noun)

    the formation of the placenta in the uterus

  2. placentation(noun)

    arrangement of the ovules in the placenta and of the placentas in the ovary

Wiktionary

  1. placentation(Noun)

    the local fusion of the embryonic stage of an animal to its parent for physiological exchange to promote the growth and development of the young; involves a placenta in non-egglaying mammals

Webster Dictionary

  1. Placentation(noun)

    the mode of formation of the placenta in different animals; as, the placentation of mammals

  2. Placentation(noun)

    the mode in which the placenta is arranged or composed; as, axile placentation; parietal placentation

Freebase

  1. Placentation

    In biology, placentation refers to the formation, type and structure, or arrangement of placentas. The function of placentation is to transfer nutrients from maternal tissue to a growing embryo. Placentation is best known in pregnant female mammals, but also occurs in other animals, eggs and flowering plants.

U.S. National Library of Medicine

  1. Placentation

    The development of the PLACENTA, a highly vascularized mammalian fetal-maternal organ and major site of transport of oxygen, nutrients, and fetal waste products between mother and FETUS. The process begins at FERTILIZATION, through the development of CYTOTROPHOBLASTS and SYNCYTIOTROPHOBLASTS, the formation of CHORIONIC VILLI, to the progressive increase in BLOOD VESSELS to support the growing fetus.

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"placentation." Definitions.net. STANDS4 LLC, 2014. Web. 27 Nov. 2014. <http://www.definitions.net/definition/placentation>.

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