An elementary physiology and hygiene for use in upper grammar grades . hrub growingchiefly in swamps. It has leaves each with eleven tothirty-one leaflets and produces loose clusters of white berries. The beautifulflowering dogwoodshould not be confusedwith it. This grows ondry ground, has leavesof seven to thirteenleaflets and dark redfruit, and is perfectlyharmless. The poisonof the dogwood is moresevere than that of 98. —The Leaves of the Wood- When one has been bine and the Poison Ivy. once poisoned he is more likely to be poisoned a second time. The poisonis of an oily nature
An elementary physiology and hygiene for use in upper grammar grades . hrub growingchiefly in swamps. It has leaves each with eleven tothirty-one leaflets and produces loose clusters of white berries. The beautifulflowering dogwoodshould not be confusedwith it. This grows ondry ground, has leavesof seven to thirteenleaflets and dark redfruit, and is perfectlyharmless. The poisonof the dogwood is moresevere than that of 98. —The Leaves of the Wood- When one has been bine and the Poison Ivy. once poisoned he is more likely to be poisoned a second time. The poisonis of an oily nature and may be removed by thoroughwashing with soap and water. If one acquires the habitof thoroughly washing the hands, arms, face, and neckwith warm soap and water immediately after coming froma tramp in the woods or fields, he will usually be able toavoid the poisoning from these plants, since it takesseveral hours or sometimes a day or two before the poisoncan do any injury. The poisoning shows itself by anintense itching, swelling, and blistering of the skin, and. WHAT TO DO IN EMERGENCIES 311 is sometimes very disagreeable. It wears off in a fewdays, and in the meantime there is no better remedythan plain soap and water. ACCIDENTS FROM ELECTRICITY Electricity is a useful friend, but may be dangerousif one is not careful. A large wire used for light-ing purposes or for running trolley cars may contain acurrent of a power high enough to kill any one whoallows it to pass through his body. A wire with acurrent in it is called a live wire, and is dangerousto handle; indeed, if the current is a powerful one,even touching the wire would mean instant death. One should never touch a loose wire attached to anelectric circuit, and unless one has definite knowledgeto the contrary all wires attached to electric poles shouldbe considered dangerous to touch. Sometimes a livewire is seen lying with its loose end in the street or onthe sidewalk, and some one thoughtlessly trying to kickit a
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectphysiology, bookyear1
