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Nutrition is the process of consuming, absorbing, and using nutrients indispensable by the stiff for growth, development, and the maintenance of life; nutrients are chemical substances in foods that harbor the body. M any nutrients can be synthesized in the body. Those that cannot be synthesized in the body called essential nutrients-must be consumed in the diet. They include amino acids (in proteins), certain fatty acids (in fats and oils), minerals, and vitamins. Nine of the 20 amino acids in proteins are essential nutrients. If essential nutrients are not supplied in the quantities required, nutritional deficiency disorders may result. To determine whether a soulfulness is getting enough nutrients, a doctor asks about feeding habits and diet, performs a physiological examination to assess the composition (the cadence of fat and muscle) and functioning of the body, and orders laboratory tests to measure the nutrient burden of blood and tissues. Generally, nutr ients are divided into two classes: macronutrients and micronutrients. Macronutrients, which include proteins, fats, carbohydrates, and speech rhythm minerals, are required daily in large quantities. They seize on the bulk of the diet and supply the energy and building blocks compulsory for growth, maintenance, and activity.

Micronutrients are required in small quantities milligrams (one thousandth of a gram) to micrograms (one millionth of a gram). They include vitamins and trace minerals that catalyze the physical exertion of macronutrients. Other useful components of food arent digested or metabolized to any considerable extent. These components incl! ude some fibers, such as cellulose, pectin, and gums. authorities barrack that 20 grams of fiber be consumed daily to remedy hunting expedition in the gastrointestinal tract, moderate the changes in blood clams and cholesterol that occur after meals, and extend the elimination of cancer-causing substances produced by the bacteria in the large intestine. nutrition additives such as preservatives,...If you want to get a skillful essay, order it on our website: OrderCustomPaper.com

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