Flashcards in Chapter 11 - Vitamins, Minerals, And Herbs Deck (16)
(P. 181 and 584)
Inhibits cell destruction in damaged or aging tissues caused by unstable molecules known as free radicals.
• sometimes referred to as "anticancer Foods" or "natural drugs".
(P. 163 and 595)
Condition resulting from exposure to a poison or a dangerous amount of a drug.
U.S. Recommended Dietary Allowances (U.S. RDAs)
(P. 157 and 595)
Vitamins and minerals necessary for the maintenance of good nutrition in the average healthy adults under normal living conditions in the United States.
(P. 163 and 596)
B-complex vitamins and vitamin C.
Dietary Reference Intakes (DRIs)
Are a system of nutrition recommendations from The Institute of Medicine of the US National Academy of Sciences composed of RDAs, AIs, and ULs listed here.
Indications for vitamin and mineral supplements include the following:
• Inadequate diet.
▪ because of anorexia, weight reduction, or other special diets, illness, alcoholism, or poor eating habits
• Malabsorption syndromes.
▪ chronic gastrointestinal (GI) disorders or surgery that results in chronic diarrhea
• increase need for certain nutrients.
▪ as in pregnancy and lactation (especially iron, folic acid, and calcium), infants under 1 year of age, adolescents, older adults, debilitation, illness, unusual physical activity, and postmenopausal women (calcium)
• deficiency due to medication interactions.
▪ for example, potassium deficiency with the use of diuretics
Adequate intake (AI)
Is based on observed or experimentally determined estimates of nutrient intake by healthy people and used when data to calculate an RDA are insufficient.
(P. 171 and 587)
Minerals dissolved in the body fluids.
Are vitamins A, D, E, and K.
(P. 182 and 589)
Plants and other substances occurring naturally that are available over-the-counter and are non-FDA regulated.
(P. 174 and 589)
• Excessive potassium in the blood.
• abnormally low blood potassium; can lead to cardiac arrhythmias.
Are chemical elements occurring in nature and in body fluids. The correct balance of each is required for the maintenance of Health.
• minerals dissolved in the body fluids are called electrolytes because they carry positive or negative electrical charges required for body activities, Such as conduction of nerve impulses, beating of the heart, skeletal muscle contraction, absorption of nutrients from the GI tract, protein synthesis, energy production, blood formation, and many other body processes.
(P. 158 and 592)
A higher than normal amount sufficient to cause toxicity.
(P. 158 and 594)
Are required for a person's optimal function and health.
• products intended for ingestion as in addition to the diet.
Symptoms of overdose
(P. 160 and 594)
Symptoms caused by a higher than normal amount of drugs sufficient to cause toxicity.