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Image from page 149 of “True manhood : a manual for young men” (1888)
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Identifier: truemanhoodmanua00shep
Title: True manhood : a manual for young men
Year: 1888 (1880s)
Authors: Shepherd, E. R DeCosta, B. F. (Benjamin Franklin), 1831-1904. White cross: its origin and progress
Subjects: Hakujujikai Sex Education Masturbation Sex instruction Sexual health Masturbation
Publisher: Chicago : Sanitary Publishing Co.
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School
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Text Appearing Before Image:
nerves, one on each side, to thearms, limbs, stomach, liver, etc., supplying the nervetubing to every gland, muscle and bone plexus, inter-mingling with capillaries, becoming there exceedinglysmall and delicate. Each white thread is a tubule (little tube) filled withtransparent fluid, and through it nerve force is com-municated. The bundles of them are inclosed in amembrane and the whole is called a nerve. Distributed at intervals through the body areminute clusters of cells and plexus called ganglia.They too are little batteries and are united with oneanother and with the spine and brain by nerves. The brain with its system of nerves passing downthe spine and its branches therefrom, together with itschain of ganglia, is called the Cerebrospinal System of Nerves. Cerebro means brain, and spinal, referring to thebackbone. The cells of the brain develop electric10 tK4 TRUE MANHOOD. force on the same principle as man makes artificialelectricity. Creative force draws into each cell atoms
Text Appearing After Image:
Fig. XLII. Brain and Nervous System. TRUE MANHOOD. 155 having an opposite character—positive and nega-tive—the acids and alkalies of the blood. Phosphorusand oxygen couple together, or perhaps fats and sul-phur. Uniting they form a new article, salts, andliberate electric force in the process. The salts aredisposed of by absorption, and the electricity is gath-ered in the nerves, and as illustrated in Figs. XLI.and XLIL, distributed throughout the system. Human electricity is called nerve force. It is muchfiner, more highly organized than that made by man.It is subject to the same laws of attraction and repul-sion, and gives off light, sound, heat, in the same way,e. g. sparks of light are often emitted with a crack-ling sound, when woolen garments, worn for somehours next to the skin, are removed in a dark, coldroom; and also by the hair when combed in clear,crisp weather. We find the same succession of young, old and de-stroyed cells in the brain as in all other organs. AGerman
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