Some Aspects of Athletics and Gymnastics at Home and Abroad: Address Delivered by Edward Mussey Hartwell, PH. D., M. D., Director of Physical Training in the Public Schools of Boston, Mass (Classic Reprint)
Some Aspects of Athletics and Gymnastics at Home and Abroad: Address Delivered by Edward Mussey Hartwell, PH. D., M. D., Director of Physical Training in the Public Schools of Boston, Mass (Classic Reprint)
Excerpt from Some Aspects of Athletics and Gymnastics at Home and Abroad: Address Delivered by Edward Mussey Hartwell, Ph. D., M. D., Director of Physical Training in the Public Schools of Boston, Mass The muscular system has, then, two sets of servants, its purveyors and its scavengers. The former prepare and serve the master tissues with food-materials, and the latter clear away the refuse matters which result from the chemical and mechanical processes by which the functional activity of the executive machinery is ...
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Excerpt from Some Aspects of Athletics and Gymnastics at Home and Abroad: Address Delivered by Edward Mussey Hartwell, Ph. D., M. D., Director of Physical Training in the Public Schools of Boston, Mass The muscular system has, then, two sets of servants, its purveyors and its scavengers. The former prepare and serve the master tissues with food-materials, and the latter clear away the refuse matters which result from the chemical and mechanical processes by which the functional activity of the executive machinery is signalized. The digestive and assimilative organs and the arterial section of the organs of circulation and respiration belong to the first class; and the venous section of the circulatory and respiratory or gans, the perspiratory, and the urinary organs consti tute the second. The purveyor and scavenger tissues serve each other as well as the master tissues, it may be remarked, and are, like the muscles, controlled by the Archaeus of the body, if we may so denominate the nervous system. Next to the movements due to muscular action, the most direct and obvious effects of exercise are increased circulation and ventilation of the blood. The effect of exercise upon the processes of digestion. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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