The complete withholding of ordinary salt from a person’s diet would lead to fatal results. Salt is the source of the hydrochloric acid of the gastric juice, without which digestion would be seriously impaired. It also aids in the solution of albumin and increases the flow of the saliva. … [Read more...] about Of what use is salt as an article of food ?
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Experiments have proved that an average man gives off grains of nitrogen and 4,700 grains of carbon daily, and if he wishes to maintain his health this waste must be repaired. If he attempted to make up this loss by using one kind of food alone, it would be necessary to take much larger quantities of it than would be either palatable or economical. For example, suppose a man … [Read more...] about Why is it necessary for man to live on a mixed diet ?
The functions of food a re : (a) To build up the tissues of the body. (b) To repair waste tissues, (c) To produce energy, (d) To maintain the heat of the body. … [Read more...] about What are the main functions performed by food ?
The four great classes a re: (a) Nitrogenous foods or flesh-formers, so called because they either build up new body tissues, or repair bodily waste, (b) Hydrocarbons or fats which help to maintain bodily heat and produce energy, (c) Carbohydrates or starchy foods which also help to maintain the heat of them body as well as to form fat. (d) Minerals, including water and salt, … [Read more...] about What are the four great classes into which food can be divided ?
Three narrow stripes of gold braid and one broad stripe on sleeve. The peak of the cap is bordered all round with oak leaves and cap badge consists of anchor en-wreathed surmounted by Crown. (b) Four narrow gold stripes on sleeve. Badge is as usual, with cap peak bordered only on lower edge. (c) Over eight years’ service—two stripes of gold braid with a very narrow stripe … [Read more...] about What badges are worn respectively by the following naval officers :—(a) Admiral ? (b) Captain ? (c) Lieu tenant ? (d) Engineer officers, medical staff, and pay masters