Heart Motu Cordis" (1628) by the English physician William Harvey. Harvey's book completely describes the systemic circulation and the mechanical force of the heart, leading to an overhaul of the Galenic doctrines. Otto Frank (1865–1944) was a German physiologist; among his many published works are detailed studies of this important heart relationship. Ernest Starling (1866–1927) was an important English physiologist who also studied the heart. Although they worked largely independently, their combined efforts and similar conclusions have been recognized in the name "Frank–Starling mechanism". Although Purkinje fibers and the bundle of His were discovered as early as the 19th century, their
The Food of the Gods and How It Came to Earth them into giants when they become adults. "The Food of the Gods" is divided into three "books": "Book I: The Discovery of the Food"; "Book II: The Food in the Village"; and "Book III: The Harvest of the Food." Book I begins with satirical remarks on "scientists," then introduces Mr. Bensington, a research chemist specialising in "the More Toxic Alkaloids," and Professor Redwood, who after studying reaction times takes an interest in "Growth." Redwood's suggestion "that the process of growth probably demanded the presence of a considerable quantity of some necessary substance in the blood that was only formed very