By the motion of the Heart, through the Emulgent Branches, the Blood is brought to the Kidneys, and is there freed of its Serum by their little Glands, […] Much after the ſame manner, are their proper Fluids ſeparated from the Blood in the Liver, Sweetbread, Teſticles, and the other Conglobat and Conglomerate Glands of the Body[…].