File:Physiology, hygiene and sanitation, an elementary textbook of physiology, with special attention given to hygiene and sanitation (1919) (14578727287).jpg

Identifier: physiologyhygien00heiz (find matches)
Title: Physiology, hygiene and sanitation, an elementary textbook of physiology, with special attention given to hygiene and sanitation
Year: 1919 (1910s)
Authors: Heizer, W. L. (W. Lucien), b. 1880
Subjects: Physiology Hygiene Sanitation
Publisher: Louisville, Ky., C.T. Dearing Printing Co., Incorporated
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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forced farther away from the scene ofthe first attack. These infected spots become large enough to be seenwith the naked eye and the fight continues or stops depend-ing on the strength ofthe opposing sides. Often these spots,or infected areas, be-come as large as amarble, a plum, or anapple and the whiteblood cells succeed inlimiting the spread ofthe destruction bybuilding a wall orsac all around the in-vading germs and thetissue which has been destroyed. The disease then may besaid to be arrested and the signs of fever, loss of weight,cough, and fickle appetite will disappear. It is during thisearly, active stage of the disease that the patient has thebest chances of.recovery with prompt treatment. It is in this stage, also, that nature assists the blood cellsin the fight, by coughing. This effort is made to force thegerms and destroyed tissue out of the bronchial tubes andair passages into the outside world. One bit of such ma-terial coughed up may contain millions of living seed of
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Fig-. 94.—A reclining- chair commonlyused by consumptives for rest andcomfort. 208 PHYSIOLOGY, HYGIENE AND SANITATION the disease. If these are not destroyed, they may grow insome one elses body. If every consumptive would now begin to destroy the seed of his disease as soon as they come from the body, tuberculosis would disappear from the world as soon as all who now have it recover or die. A consumptive person, who is ignorant or careless, may infect all of his fam-ily and many otherpeople. His lungsmay be said to be astore-house of liv-ing seed, and his noseand mouth usuallycontain the germs oftuberculosis. In talking or sneez-ing or coughing, thedroplets of salivamay carry these seedinto the mouth ornose of some onenear. The sputumor matter coughedfrom the lungs, if1c spit or expecto-rated on the floor, or side walk or about public places, isdangerous for many reasons. Such sputum may become half-dried and the dust fromsweeping the floor will float living germs through the airpa

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