Word: uteruses
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...total hysterectomy, removing the ovaries as well as the uterus, was a drastic procedure that upset a woman's hormonal balance and was a possible danger to her emotional balance as well...
...scientists analyzed 20 different features of each animal. Among the "identical" armadillos in each set, they report in the Proceedings of the National Academy of Sciences, there were many variations too great to have been caused by any pre-birth conditions such as different positions in the uterus or unequal supplies of blood from the mother...
...such distressing complaints as diarrhea, colic, diaper rash, allergies and infections-from the common cold to influenza and poliomyelitis. He also benefits emotionally from frequent fondling and being cradled in Mother's arms. The mother herself benefits because hormone changes associated with lactation speed contraction of the uterus after the stretching caused by childbirth. The incidence of breast cancer is far lower among women who have nursed their babies than among those who have relied on the bottle. And again, the nursing mother enjoys satisfactions denied a woman who has to mix and fix formulas...
After several hours, the fully recovered and sex-identified embryos were dropped into slits made in the uterus of mature female rabbits that had been treated with hormones to make the uterine walls receptive to implantation of the embryos. In each of 18 completed pregnancies, the female rabbits gave birth to young of the sex predetermined by the scientists...
...versity of the Witwatersrand in Johannesburg, South Africa. Heyns, seeking means of relaxing and stretching abdominal muscles during labor to reduce the pain of childbirth, hit upon the notion that a reduction of atmospheric pressure outside the abdomen might help. According to him, a woman's uterus pushes forward and changes shape from oval to nearly spherical during labor contractions. But often, he explains, the muscles of the abdominal wall interfere with this transformation, causing pain and prolonging birth...