Nursing 1180A/B Lecture Notes - Lecture 10: Dietary Reference Intake, Maltose, Multivitamin
7 Jun 2016
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Document Summary
Includes carbohydrates, proteins, fats, vitamins, minerals, water, and major electrolytes: energy source for the body. Nutrients are building blocks for tissue maintenance and repair. Fats yield 9cal/g while proteins and carbs yield 4cal/g. Simple sugars consist of glucose or dextrose, fructose, galactose, sucrose, maltose or lactose. Absorbed as basic units without undergoing digestion, forming a quick source of energy. Polysaccharides consists of starch, glycogen, and fibre. Primary sources are natural and added sugars, starch, fibre, grains, fruits and veggies. 45% to 65% of daily diet should be carbs depending on activity level and person. Amino acids are building blocks of all proteins. Regulate fluid and electrolyte balance, and transport molecule and substances through the blood. Muscles, bone, teeth, skin, and hair primarily consist of protein. The body can synthesize most amino acids, but 8 essential amino acids must be obtained through diet. Daily allowances: 5-10% ages 1 to 3, 10-30% ages 3-18, 10-35% 19+
