Hygiene, dental and general . Fig. 9.—The composition of cows milk. The bottles are arranged fromleft to right to show the actual amounts of water, sugar, fat, protein and ashin a quart of milk. directly with the surface of the body than with the weightof the body. Men doing muscular work usually secure 3,500 calories ormore in their daily ration. People of sedentary occupationfind something less than 2,500 to be sufficient. The followingtable taken from Stiles Human Physiology gives a suitableaverage food combination for the sedentary individual: HYGIENE OF NUTRITION 41 Protein Fat Carbohydra
Hygiene, dental and general . Fig. 9.—The composition of cows milk. The bottles are arranged fromleft to right to show the actual amounts of water, sugar, fat, protein and ashin a quart of milk. directly with the surface of the body than with the weightof the body. Men doing muscular work usually secure 3,500 calories ormore in their daily ration. People of sedentary occupationfind something less than 2,500 to be sufficient. The followingtable taken from Stiles Human Physiology gives a suitableaverage food combination for the sedentary individual: HYGIENE OF NUTRITION 41 Protein Fat Carbohydrate Total 75 grams or 300 calories 50 grams or 465 calories 375 grams or 1500 calories 2265 calories Another way to estimate the food requirement in protein,carbohydrates, and fat would be to state the amount of somewell-known food necessary to provide a sufficient quantity ofeach. If all the protein in the days diet were to be secured. Fig. 10.—Portions of different foods each yielding approximately 100 caloricsof heat energy. They include: an ordinary serving of beans, 3 large lumps ofsugar, 1 large banana, 11 double peanuts, 1 large egg, 1 potato, 1 chop, 2 slicesof bread, 1 orange, 2 apples, % of a glass of milk, 1 pat of butter, and an averageserving of oatmeal. from lean beefsteak, all the fat from butter, and all of thecarbohydrate from rice the individual would need to eat ap-proximately the following quantities of these foods in orderto secure the gram or caloric requirement mentioned above: Beefsteak % lb. (375 gr.) Butter ys lb. ( 59 gr.) Rice 1 lb. (475 gr.) 42 hygiene: dental and general The Varied Diet.—The whole tendency of recent dietarystudy has been to show that variety in diet is necessary. Avariety of proteins is desirable because each protein is madeup of a different combination of amino acids, which wehave called the building blocks; and in order to be sure toinclude in the food all of the a
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Keywords: ., bookcentury1900, bookdecade1920, booksubjecthygiene, bookyear1920
