62 



HUMAN BIOLOGY 



74. Avoidance of indigestible foods. — Frequently in- 

 dividuals find that they cannot eat certain kinds of foods, 

 e.g. cheese, honey, cucumbers, without discomfort. Hence, 

 in selecting their diet these foods should not, of course, be 

 eaten. Foods that are hard to digest, such as fried foods, 

 heavy bread, or pastry, should be avoided, especially by 

 growing girls and boys. 



75. Sugars as a part of the diet. — Carbohydrates, we 

 have found, are essential constituents of oiu- foods. If, 

 however, sugars are eaten between meals, too much of this 

 kind of food substance is likely to be consumed, the appetite 

 for other foods is lessened, and digestive disturbances are 

 likely to follow. Consequently the pastry and confectionery 

 that are eaten should form a part of dessert. 



76. Review of Foods 



three meals of some stated day. These menus should then be read 

 and discussed by teacher and pupils, and such suggestions for im- 

 provement should be made as may seemi necessary. 



