Date of Award

7-1949

Document Type

Thesis - Restricted

Degree Name

Master of Science (MS)

Department

Medical

First Advisor

Walter A. Zeit

Second Advisor

Robert A. Fox

Third Advisor

Percy F. Swindle

Abstract

An oft repeated statement by virtue or usage all too soon becomes an accepted tact.· In the basic sciences of many medical schools, the fundamental subjects are taught separately and remain totally divorced from each other as long as the individual student continues to think about each course as a separate entity. It is only as the need tor a more apt explanation of a phenomenon exerts itself to the surface of disconnected subject thinking does the investigation connect seemingly unrelated matter into a compact whole; so it is with this subject.

To relegate body- mechanisms to physiology, structural units to anatomy, and never to combine th. two is to parcelate into small units a mass of factual knowledge that makes sense only when combined. The subject matter under consideration might be spoken or as belonging in the fields or "functional or physiological anatomy" rather than in physiology alone, anatomy alone, or even physiology plus anatomy. We are concerned with neurovascular mechanisms and with what these mechanisms do to alter temperatures regionally. From an anatomical aspect, it would appear that, to increase the temperature for any unit or skin area, we would increase the number of blood vessels to that area; but that is not valid. The fault of the reasoning is too transparent. Temperature in a selected region at a chosen time depends upon the number of vessels, the calibers of these vessels relative to the calibers or others, the rate or blood flow, the linear pressure and oxidative process in the tissues and heat. loss by various and sundry means. Pathologists generally work on the. assumption that paleness or redness or the skin depends upon the alteration or regional blood volume. They further assume this is brought about by changes in the diameter of the vessels, at one region or another, whereas the temperature is chiefly dependent upon the rate of flow.

The relatively gross angioarchitectural features of the stomach are well known, but the study or the reactions of the stomach and duodenal vessels has barely reached the horizon or modern medical thought. This thesis will deal with each anatomical entity, the right gastric artery, the left gastric artery, the right and left gastroepiploic arteries in their individual intricate relationships with the cardiac-fundic as well as the pyloric regions or the stomach.

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