placenta

[ UK /pləsˈɛntɐ/ ]
[ US /pɫəˈsɛntə/ ]

NOUN

that part of the ovary of a flowering plant where the ovules form
the vascular structure in the uterus of most mammals providing oxygen and nutrients for and transferring wastes from the developing fetus

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How To Use placenta In A Sentence

And then my etymological heart quickened in the presence of the Grand Design, for there was one more definition: "One of the cotyle-dons or lobes of the placenta in ruminating animals. VERBATIM: The Language Quarterly Vol XIV No 3
In a healthy pregnancy, cells that come from the embryo's placenta-called trophoblast cells-move into the walls of the uterus and help to open up maternal arteries, thereby increasing the available blood and nutrient supply. Slate Articles
Transplacental transfer of small - cell carcinoma of lung.
First, we have in the bottom from which the mere structure of an ovary is deduced, the normal dicarpellary structure, and there is in addition a tendency in excess toward a parietal placentation. Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries
The placenta derives from embryonic cells called trophoblasts, which form a ball around the cells that ultimately develop into the fetus.
It is always a good idea to take your mom to the vet shortly after whelping to be sure she has not retained a placenta or even a dead puppy that will need to be expelled.
monotremes and marsupials are aplacental mammals
It most likely functions as an adhesion protein, connecting the placenta to the uterus.
Dogs, rhinoceroses, tree sloths, horses, and whales are placentals.
The oligonucleotide is chemically modified for in vivo stability and specific placental uptake. The Scientist

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