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CCC [Nutrition] Chapter 1
Question | Answer |
---|---|
Nutrients | essential to our health and well-being |
nutrition | sum of the processes invlolved in taking the nurients and assimilating and using them |
nutition science | scientific knowledge on human food requirements |
registered dietition | nutrition authority on the health care team |
dietetics | fild that applies nutrition science to human health and assists in disease management |
essential to good health | proper nutrition |
meeting basic human needs | health |
full development of health potential for all persons | wellness |
wellness movement and national health goals | response to medical care system's focus on illness and disease. response to rising health costs. focus on lifestyle and personal choices. |
attempts change only when illness or disease already exists, little value for lifelong positive health | traditional health approach |
identify risk factors, allows people to choose behaviors to minimize risk of disease | preventive health approach |
signs of proper nutrition | well-developed body, ideal weight for body composition, adequate muscle development, smooth skin, glossy hair, clear and bright eyes, mental and physical alertness, ability to resist disease, increased life spans |
nutrients in food | provide energy, build tissue, regulate metabolic proecesses, individual nutrients with specific metabolic functions, no nutrient ever works alone. |
carbohydrates | main source of energy, maintain body's back up store of quick energy, should provide 45-65% to total kilocalories. |
fats | animal and plant sources, secondary form of heat and energy, should provide no more than 20-35% of total kilocalories |
protein | primary funtion is tissue building, should provide 10-35% of total kcals, source of enery when supply from carbs and fats is insufficient. |
sources of energy | carbohydrates, fats, protein |
last source of energy | protein |
provide amino acids | proteins |
vitamin C | essential for tissue building |
calcium and phosphorus | |
iron | essential part of hemoglobin in the blood |
fatty acids | build central fat substance of cell walls |
fuction and serves as coenzyme factors | vitamins & minerals |
obtained from a varied diet, desired amounts should be balances | optimal nutrition |
essential base for all metabolic processes | water |
regulates passage of food material through gastrointestional tract | fiber |
less than desired amounts of nutrients | |
reserves depleted, nutrient and energy intake insuffienciency | malnutrition |
ecess nutrient and energy intake over time, produces harmful gross body weight, excessive amounts of nutrient supplements over times | overnutrition |
RDA | Recommended Dietary Allowances |
EAR | Estimated Average REquirment |
daily intake of nutrients that meet needs of almost all healthy individuals | RDA |
intake level that meets needs of half the individuals in a specific group | EAR |
Used when not enough evidence to establish the RDA | Adequate Intake (AI) |
Sets maximal intake unlikely to pose adverse health risks | Tolerable upper intake level (UL) |
visual pattern of the current basic five food groups (bread/cereal, vegetable, fruit, milk/cheese, meat/dry beans/egg) | MyPyramid |
Based on chronic health probelms of an aging popluation, relate current scientific thinking to American health problems | DIETARY GUIDELINES FOR AMERICANS, 2005 |