This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
Departing from the conventional approach in the didactics of histology, Cowdry builds up the subject with the vascular system as a central theme. The first chapter is devoted to an introductory consideration of the body fluids—tissue fluid, blood and lymph—touching on the physiologic import of these mediums. Cowdry then proceeds with a detailed discussion of blood (sixty-three pages), followed by separate chapters on the blood vessels and the heart, the whole being emphasized as a "principal integrator" system. Lymphatic vessels and the chief lymphoid organs are next considered, with a view to their functional relationships with this integrator system; the endocrines are next discussed as agents of "chemical integration." The digestive system is likewise alined with the vascular mechanism, as a provision for the "intake of water, nutriment, accessory food factors and removal of waste." The respiratory system is as naturally emphasized for its rôle in "oxygen consumption and carbon
A Textbook of Histology: Functional Significance of Cells and Intercellular Substances. Arch Intern Med (Chic). 1935;55(1):169. doi:10.1001/archinte.1935.00160190172015
Coronavirus Resource Center
Customize your JAMA Network experience by selecting one or more topics from the list below.
Create a personal account or sign in to: