carbohydrate as source of, [128]
carbohydrate as source of, in fasting, [81]
conservation of, in man, [103]
exchange, effect of muscular work, [109], [110], [113], [115]
exchange, factors modifying, [105], [106]
exchange, in relation to work, [119]
exchange proportional to body surface, [104], [105]
fat as source of, [128]
fat as source of, in fasting, [81]
foods as source of, [15]