NUTRITION 1,2,3 and 4

Question 1

Define:

Nutrients

Answer 1

Nutrients are subtances the body need to sustain the life of cells

Question 2

Nutrients allow cells to…

(list the 4 processes)

Answer 2

Build cellular structures,repair,grow and multiply

Question 3

Nutrients can be classified as…

(2 types)

Answer 3

Organic/Inorganic Nutriens

Question 4

Define:

Organic Nutrients

Answer 4

Organic nutrients are nutrients produced by living organisms and supply energy

Ex: Carbohydrates, Fats, Proteins and Vitamins

Question 5

Define:

Inorganic Nutrients

Answer 5

Inorganic nutrients are found in living organisms and dont supply energy

Ex: Minerals, Water and O2

Question 6

List the 4 organic nutrients

Answer 6

Carbohydrates, Fats, Proteins and Vitamins

Question 7

List the 3 inorganic nutrients

Answer 7

Minerals, Water and O2

Question 8

DefineL:

Carbohydrates

Answer 8

Carbohydrates are water soluble molecules made of Carbon, 02 and H, they are the main energy source of cells and build structures

Question 9

Define:

Fats

Answer 9

Fats are water insoluble molecules made of Carbon, O2 and H, they are the main energy reserve and create cellular membranes

Question 10

Define:

Proteins

Answer 10

Proteins are molecules made of Carbon, 02, H and N, they synthesize structures and are the ultimate energy source

They are made of 20 amino acids, which 10 are ESSENTIALL AMINO ACIDS

Question 11

What are the 2 types of Carbohydrates?(Define and give an example for each)

Answer 11

1. Simple Carbs are easily taken in (ORANGE JUICE)
2. Complex Carbs arent directly taken in and are made of long chains of glucose (PASTA)

Question 12

What are the 3 types of Fats?(Define and give an example for each)

Answer 12

1.Unsaturated Fats are liquid at room temp and are healthy(OLIVE OIL)
2.Saturated Fats are solid at room temp and are unhealthy(BUTTER)
3.Trans Fats are unsaturated fats turned industrially into saturated fats(PASTRIES)

Question 13

What are the 2 types of Proteins?(What is their origin and give an example for each)

Answer 13

1.Complete Proteins are found in foods of animal origin and contain the 10 ESSENTIAL AMINO ACIDS
2.Incomplete Proteins are found in foods of plant origin and dont have all the 10 ESSENTIAL AMINO ACIDS

Question 14

Define:

Vitamins

Answer 14

Vitamins are need in small quantities and are essential for regulating cellular processes

Question 15

What are the 2 types of Vitamins?(Define and give an example for each)

Answer 15

1.Fat soluble vitamins are stored in the tissues(VITAMIN A)
2.Water soluble vitamins cant be stored and need to be taken daily (VITAMIN C)

Question 16

Define:

Minerals

Answer 16

Minerals regulate internal processes and are used as building materials

Question 17

Give an example for a mineral, where its found and what is its function

Answer 17

Iron, found in meat and enables red blood cells to carry 02