. The science of eugenics and sex life, the regeneration of the human race ... FEMALE PELVIS. The Brim, or Upper lines show the projection of adjoining processes. of strength andlightness. Forconvenience inexplaining, phy-siologists usual-ly treat the up-per and lowerportions separ-ately, as the Brim, orFalse,- andOutlet, orTrue, brim is some-what oval; thebreadth of the bones at the posterior affording support for the weight that must restupon them, and the lower portions supporting the body when it is in asitting posture. The pelvic cavity is deep behind, but grows
. The science of eugenics and sex life, the regeneration of the human race ... FEMALE PELVIS. The Brim, or Upper lines show the projection of adjoining processes. of strength andlightness. Forconvenience inexplaining, phy-siologists usual-ly treat the up-per and lowerportions separ-ately, as the Brim, orFalse,- andOutlet, orTrue, brim is some-what oval; thebreadth of the bones at the posterior affording support for the weight that must restupon them, and the lower portions supporting the body when it is in asitting posture. The pelvic cavity is deep behind, but grows graduallyshallower in front. The walls of the pelvis are composed of threelarge, irregular-ly shaped bones,joined at thebase by a wedge-shaped pieceknown as the ossacrum. Uponthis latter reststhe spinal col-umn. As child-bearingproduces a much greaterstrain upon the floor of female pelvis. the female pelvis than is The Outlet or Lower Portion*. THE KEPBODUCTIVE ORGANS. 271
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