UNIT 1

Question 1

Nutrition is defined as?

Answer 1

The study of the function and interaction of nutrients and the process by which the body uses them.

Question 2

What are the 6 major classes of essential nutrients?

Answer 2

1. Carbohydrates
2. Proteins
3. Fats
4. Water
5. Vitamins
6. Minerals

Question 3

An essential nutrient is not..

Answer 3

Synthesized by the body in sufficient quantity.

Question 4

The greatest component in a complete chemical analysis of food would be…

Answer 4

Water

Question 5

An organic compound can be defined as?

Answer 5

A substance or molecule containing carbon.

Question 6

How can you detect a nutritional deficiency in its early stage?

Answer 6

By lab tests of urine or blood samples.

Question 7

Which method of obtaining dietary information is best for large nutrition surveys?

Answer 7

Food frequency

Question 8

Can a food composition table indicate the amount of iron actually absorbed by the body?

Answer 8

No, it only gives the nutrient values present in the food.

Question 9

What nutrient source gives more than 4 cals per gram?

Answer 9

Plant fats

Question 10

What is the AMDR for proteins?

Answer 10

10%-35%

Question 11

What is the AMDR for carbs?

Answer 11

45%-65%

Question 12

What is the AMDR for fats?

Answer 12

20%-35%

Question 13

What is AMDR?

Answer 13

The recommended range of intake for a macronutrient.

Question 14

What is nutritional genomics?

Answer 14

The science of how nutrients affect the activities of genes and how genes affect the activities of nutrients.

Question 15

Calories are a unit of..

Answer 15

Energy

Question 16

Grams are a unit of..

Answer 16

Mass

Question 17

What are the four methods of assessing nutritional status?

Answer 17

1. History
2. Anthropometric measures
3. Physical exam
4. Lab tests

Question 18

What is the method of assessing nutritional status: history?

Answer 18

Assessment of a person’s diet as well as medical history and its socioeconomic history.

Question 19

What is the method of assessing nutritional status: anthropometric measures?

Answer 19

Physical characteristic of the body (height/weight).

Question 20

What is the method of assessing nutritional status: Lab tests?

Answer 20

Can tell if there are any abnormalities long before there are any physical symptoms but can’t tell if they are from inadequate dietary intake or something else.

Question 21

What are the four methods of collecting diet information?

Answer 21

1. Diet history
2. Food diary
3. 24 hr food recall
4. Food frequency

Question 22

What is the method of collecting diet information: diet history?

Answer 22

Mostly used by health professionals. Can reveal a bunch of different influences. It’s a good method for planning a long-term healthy eating habit but is rarely used in research because it’s time consuming and expensive.

Question 23

What is the method of collecting diet information: 24hr food recall?

Answer 23

Used mostly in research studies. Not good to find potential nutritional deficiencies.

Question 24

What is the method of collecting diet information: Food frequency?

Answer 24

Used mostly in epidemiological studies where are large group of people are asked how often a specific food is consumed over a specific time.

Question 25

What is a food composition database?

Answer 25

It lists the average nutrient composition of foods.

Question 26

What are the 2 main uses of a food composition database?

Answer 26

1. To determine the amount of nutrients a person consumes.

2. To identify foods that are high/low in specific nutrients.