[45] Harvey: Prelectiones, 86 right.

[46] Aristotle: On Respiration, 473a, 15 to 474a, 24. Hippocrates: On the Sacred Disease, Lit. Vol. VI, 368 and 372.

[47] Hippocrates: On the Sacred Disease, Lit. Vol. VI, 368.

[48] Passages which justify the statements here made are among those cited in note 140.

[49] Galen: Is Blood Naturally Contained in the Arteries? Kn. Vol. IV, 703-736.

[50] Galen: On the Use of the Parts, etc., Kn. Vol. III, 541-542; Dar. Vol. I, 476.

[51] Plato: Timæus, 69c-d. Archer-Hind's Edition, 254, l. 13 to 256, l. 6.

[52] Aristotle: On Soul, 412a, 1 to 415a, 13.

[53] Galen: On the Doctrines of Hippocrates and Plato, Kn. Vol. V, 608.

[54] Galen: On the Use of the Parts, etc., Kn. Vol. III, 696-703; Dar. Vol. I, 575-579. See also Rapp: "Ueber das Wundernetz," Meckel's Archiv für Anatomie und Physiologie, 1827, 1-13.