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Nutrition
nutrition
8
Biology
Undergraduate 1
02/23/2008

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Term
NUTRITION
Definition
- the provision of all substances necessary for maintaing health throuhg the ingestion of food.
Term
NUTRIENT
Definition

- any chemical substance in food that can provide energy, form new body components, or assist in the functioning of various bodily processes.

Term
DIET
Definition
- the food and drink a person consumes, with regards to their nutritional qualities, composition, and effects on health.
Term
RDA
Definition
- "recommended daily allowance", the minimum quantity recommended of a food item which should be ingested daily
Term

6 essential nutritional factors and describe one source for each group...

Definition

1. Carbohydrates (cereal)

2. Proteins (meat)

3.Lipids (Nuts)

4. Minerals (Milk)

5. Vitamins (Plants)

6. Water

Term
7 macrominerals required in human nutrition, one function of each, and good dietary sources for each...
Definition

1. Calcium: bone and tooth formation (dairy)

2. Phosphorus: muscle contraction (dairy)

3. Sulphur: structural component of connective tissue (protein)

4. Potassium: water balance (milk)

5. Chlorine: acid-base balance (salt)

6. Sodium: acid-base balance (salt)

7. Magnesium: enzyme activator (cereals)

Term

Define "vitamin"

General Functions?

Dietary Sources?

Definition

Vitamin: a vital organic dietary substance required in very small quantities

- fucntion as coenzymes or parts of enzymes

- meat, milk, plant oils, citrus fruits, tomatoes, vegetables, cereals

Term
Explain what is meant by the four basic food groups in the diet, and explain their nutritional value.
Definition

Milk Group: calcium, phospjorus, potassium, magneisum, vitamin A, and B.

Meat Group: provides phosphorus, iron, sodium, potassium, and B vitamins.

Fruit & Veg Group: most vitamins.

Bread & Cereal group: B vitamins.

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