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the food people eat and how their bodies use it.
the sum of the process involved with the intake of nutrients as well as assimilating and using them to maintain the body tissue and provide energy; a foundation for life and health.
Signs of Good Nutrition
good nutrition is evidenced by a well developed body, ideal weight for body consumption and height, and good muscle development.
Functions of Nutrients in Food
- 1. Provide energy
- 2. Build tissue
- 3. Regulate metabolic processes
- 1. Carbs
- 2. Fats
- 3. Proteins
- 1. Proteins
- 2. Other Nutrients such as vitamins, minerals and fatty acids
Regulation and Control
- 1. Vitamins - function as coenzyme factors, components of cell enzymes react during metabolism
- 2. Minerals- serve as coenzyme factors with enzymes in cell metabolism
- 3. Water and Fiber- function as regulatory agents.
Optimal Nutrition- Nutritional States
person receives and uses substances obtained from a varied and balanced diet of carbs, fats, proteins, minerals, vitamins, and water in ideal amounts.
Malnutrition - Nutritional States
refers to a condition caused by improper or insufficient deit.
signs of more serious malnutrition appear when nutritional reserves are depleted and nutrient and energy intake is not sufficient to meet needs or added metabolic stress.
results from excess nutrient and energy intake over time.
provides the public with a valuable nutrition education tool. Guidelines for grains, vegetables, fruits, milk, and meat and beans.
Dietary Reference Intakes (DRIs)
nutrient recommendations for each gender and age group that can be used for assessing and planning diets for healthy populations.
Recommended Dietary Allowances (RDAs)
recommended daily allowances of nutrients and energy intake for population groups according to age and sex, with defined weight and height.
the sum of all chemical changes that take place in the body by which it maintains itself and produces energy for its functioning.
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