Word: placenta
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Acetycholine, which lies hidden in the large arteries, the large and small intestines and the placenta, behaves like histamine, but is chemically different. Despite intense research the origins of both remain obscure...
...drugs to cause contraction of the uterus, expulsion of the fetus. The danger of this method is that enough of a drug to cause an abortion is almost invariably harmful. Abortion may also be brought about by the insertion of an instrument. A danger of this is that the placenta may not be expelled, that its retention may cause septicemia and death. Legitimate abortion is brought about by curettage, a delicate operation requiring a skilled surgeon. Miscarriage may also be induced by manipulation, by heat (rays), by violent exertion...
...essential to a woman's health. It gives women their feminine characteristics. Its lack or scant production causes physiological irregularity, often sterility. Women create more of it while they are pregnant than at other times. It becomes available in relatively large quantities in the amniotic fluid and placenta...