The Hunterian lectures on malformations of the heart : delivered before the Royal College of Surgeons of England on March 8th, 10th, and 12th, 1909 / by Arthur Keith.

  • Keith, Arthur, Sir, 1866-1955.
Date:
1909
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Licence: In copyright

Credit: The Hunterian lectures on malformations of the heart : delivered before the Royal College of Surgeons of England on March 8th, 10th, and 12th, 1909 / by Arthur Keith. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    credit of this discovery belongs to Alfred Greil,* prosector in the University of Innsbruck. He traced the fate of the bulbus by a prolonged study of the hearts of developing vertebrates. Independently of him I had reached the same conclusion from an investigation of malformed human hearts and of the hearts of vertebrate animals. Professor Peter Thompson ® has recently identified and described the develop- Fig. 1. The four primary chambers of the heart, from a specimen (heart of Xiphias giadius) in the Museum of the Royal College of Surgeons of England. 1, Sinus venosus; 2, auricle laid open showing the venous valves guarding orifice of sinus; 3, auricular canal; 4, ventricle ; 5, bulbus cordis; 6, ventricular orifice of bulbus; 7, aortic orifice of bulbus; 8, common ventral aorta leading to gills. ment of the bulbus in an early human embryo. A large number of the very commonest malformations of the human heart are due to an arrest of the process which ends in the incorporation of the bulbus cordis in the right ventricle. The * Morph. Jahrb. 1903, Bandxxxl.,p. 123. See also Hertwig’s Handb. der verglelch u. experim. Entwickelungslehre der Wirbeltiere, Parts 4, 5, 14, 15, 1903. I* Journal of Anatomy and Physiology, 1907, vol. xli., p. 159.