The various internal parts are connected by means of a close meshwork of interlacing fibrils, the connective tissue, support and strength being given by the various bones.

Everywhere enclosing all living cells and penetrating into the densest of the tissues there is fluid.

We may even consider the body between the surfaces as a bag filled with fluid into which the various cells and structures are packed.
[Illustration: FIG.

9 .-- A LONGITUDINAL SECTION THROUGH THE FEMALE PELVIS.
1.

The Fallopian tube which forms the connection between the ovary and the uterus.
2.