WONDERFUL INVENTION.
DEMONSTRATED AT MEETING OF DOCTORS. December 31. Aii apparatus, by which the blood may he removed,, cleansed of impurity and. a 'contrivance by which it can be determined whether one is suffering from hunger or merely has an appetite were among the inventions demonstrated yesterday rby members of the Federation of American Societies for Experimental Biolpgyy m annual session here. ...A. dog, was. utilised to illustrate the blood- purifying apparatus, which was the result or -the work of -Doctors J. J. | Abel. L. G. Rowntree and B. B. Turner of Johns-Hopkins University. Mr A. J. Carlson of the University of Chicago demonstrated on himself the efficiency of the hunger testing machine, which was his own invention. Dr Carlson defined hunger as a sensation which arises m the stomach, while appetite, he explained, is a nervous '-phenomena: -;pf- the brain. Swallowing a small cigar-shaped , • rubber balloon, to , .which had been attached long rubber tubes, ho inflated the baloon m his' stomach through the tubes and then at-| tached the latter to sensitised paper. Hunger, he declared, caused the muscles to grip the baloon and drive out the air, which registered the amount of hunger on the sensitised papers. .'..-,''
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Bibliographic details
Poverty Bay Herald, Volume XLI, Issue 13300, 9 February 1914, Page 10
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199WONDERFUL INVENTION. Poverty Bay Herald, Volume XLI, Issue 13300, 9 February 1914, Page 10
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