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The more we know of the facts of sex, the right and normal part sex activities play in life, and all that tends to abuse and degrade them, the better able we will be to make sex a factor for happiness in our own lives and that of our descendants. Mankind, for its own general good, must desire that reproduction—the real purpose of every sexual function—occur in such a way as to perpetuate its own best physical and mental qualities.
arge and red, and there is fluid in the gall bladder. The seventh month finds the foetus from twelve and a half to fourteen inches long, and weighing about fifty-five ounces. It is now well proportioned, the bones of the cranium, formerly flat, are arched. All its parts are well defined, and it can live if born. By the end of the eighth month the foetus has thickened out. Its skin is red and covered by a delicate down; the lower jaw has grown to the same length as the upper one. The convolutions of the brain structure also appear during this month.
PLACENTA AND UMBILICAL CORD
During gestation the unborn infant has been supplied with air and nourishment by the mother. An organ called the Placenta, a spongy growth of blood vessels, develops on the inner point of the womb. To this organ the growing foetus is moored by a species of cable, the Umbilical Cord. This cord, also made up mainly of blood vessels, carries the blood of the foetus to and from the Placenta, absorbing