Chp 1. Introduction Flashcards
Define Nutrition.
Nutrition is the process of consuming, absorbing and using nutrients needed by the body for growth, development and maintenance of life.
Define Nutrition Science.
Nutrition Science is the science of food, nutrients and other substances therein; there action and interaction in relation to health and disease.
Define Food.
Food is any solid or liquid which on swallowing supply carbohydrates, fats, proteins, vitamins, mineral elements and water that nourish the body.
Importance of Food.
Provides oxidative energy required to fuel body activities
Provides materials for building and/or maintenance of body tissues
Supply substances that act as regulators for body processes
Criteria used for classification of food groups
Functional and consumption patterns
Food groups on the basis of function
- Energy giving
- Growth and repair of body tissues
- Protective/Control of body processes
Energy giving food groups
Carbohydrates
Proteins
Fats
Foods responsible for growth and repair
Proteins
Mineral elements
Food groups in control of body processes
Proteins
Mineral elements
Vitamins
Water
How food groups are classified on the basis of consumption patterns
The Food Guide Pyramid
How many segments of Food Guide Pyramid
Six
Name the six food groups.
Cereals Fruits Vegetables Milk and dairy products Meat and meat products (nuts too) Fats, oils and sweets
Recommended serving for cereals in a day.
6-11 servings
Recommended servings for fruits in a day.
2-4 servings
Recommended servings for vegetables in a day.
3-5 servings
Recommended servings for milk products in a day.
2-3 servings
Recommended servings for meat group in a day.
2-3 servings
Can fats, oils and sugars be used liberally?
No, they should be used sparingly
Define nutrients.
The naturally occurring food components that are utilised by the human body and provide nourishment
What are the two classes of nutrients?
Macronutients
Micronutrients
What are the macro nutrients?
Water
Carbohydrates
Proteins
Fats
Function of macro nutrients.
Constitute bulk of the diet
Supply energy for body activities
Provide building blocks needed for growth and repair
Provide compounds that regulate body processes
What are the micro nutrients?
Vitamins
Mineral elements
Function of micro nutrients.
They catalyze the utilization of macro nutrients
What is diet?
Diet comprises of foods, or mixtures of foods in the amounts actually eaten, usually each day by a person
What is Balanced diet?
Balanced diet is one that contains all nutrients in correct proportions required by an individual to promote and preserve good health.
What is the suggested budget for planning meal for the family?
20% cereals and its products 20% fruits and vegetables 25% meat, fish, eggs, poultry, legumes and pulses 20% milk and its products 15% fats and sweets
What is an Exchange list?
It helps to substitute one food item with another with similar composition and nutritional benefits.
