960. Those who are in the province of the kidneys and the adrenal glands, divert grosser elements into themselves, and thus purify those which must be very pure
It may be known that both the urinary Kidneys and the suprarenal glands divert unclean elements into themselves, the Kidneys specifically, unclean elements of the serum, and the suprarenal glands the more unclean elements of the spirit of the blood. It is for this reason that the spermatic vessels descend from the organs devoted to waste.