The outlines of anatomy, physiology, and hygiene Being an edition of The essentials of anatomy, physiology, and hygiene, rev to conform to the legislation making the effects of alcohol and other narcotics upon the human system a mandatory study in public schools . cases,for some person to take hold of the tip of thetongue with a towel to prevent its slipping from thegrasp, and draw it forward so as to leave the pas-sage to the lungs clear.^ As soon as the person begins to* breathe he canswallow, and five grains of carbonate of ammoniashould be given him in a quarter of a tumbler of * In all ca
The outlines of anatomy, physiology, and hygiene Being an edition of The essentials of anatomy, physiology, and hygiene, rev to conform to the legislation making the effects of alcohol and other narcotics upon the human system a mandatory study in public schools . cases,for some person to take hold of the tip of thetongue with a towel to prevent its slipping from thegrasp, and draw it forward so as to leave the pas-sage to the lungs clear.^ As soon as the person begins to* breathe he canswallow, and five grains of carbonate of ammoniashould be given him in a quarter of a tumbler of * In all cases of asphyxia, pure air is of the utmost sufferer should therefore be in a well-aired room, and whether in-doors or out should never be surrounded by a crowd of people, whoserespiration will pollute the air before it reaches the one who needs itmost. ASPHYXIA. 145 water, dry clothing should be placed upon him,and he should be put in a warm bed until his re-covery is complete. The above directions apply to all cases ot suffo-cation, where there is no other injury to complicatethe results of the mere deprivation of airo CHAPTER IX. THE HEARTo 190. General Plan of the Circulation.—The cir-culation of the blood is brought about by a compile. Fig. 41.—The heart and the large blood-vessels connected with it. Thegreater part of the left ventricle is hidden by the right ventricle. cated series of tubes and channels, extending throughevery portion of the body, and all communicating THE HEART. 147 with each other and with a powerful muscular cen-tral organ called the Jicart. The tubes are called,according to their structure, size, and function, ar-teries, veins, or capillaries.^ 191. The Heart.—The heart (Fig. 41) is a strong,hollow, muscular organ, lying behind the breast-bone, with its greater portion to the left of it. Itis shaped somewhat like a cone, with both endsrounded, and the larger end directed upward andtoward the right. The lower end, or apex, is freet
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