Digestive system

Question 1

What are the food groups? (7)

Answer 1

Proteins
Carbohydrates
Fats and oils
Vitamins 
Minerals
Fibre
Water

Question 2

What is the function of proteins?

Answer 2

They build and repair body cells and tissues.

Question 3

What is the function of carbohydrates?

Answer 3

They are the main supply of energy for our body.

Question 4

Name 4 functions of fats and oils?

Answer 4

Protect and insulates organs.
Help maintain healthy hair and nails.
Some vitamins can only be absorbed and transported when attached to fat molecules.
Provide the body with energy.

Question 5

What’s the function of vitamins?

Answer 5

They help with the different chemical reactions in our bodies.

Question 6

What does vitamin A help with?

Answer 6

Helps strengthen our immune system.

Good for eyesight in the dark.

Question 7

What does Vitamin B help with?

Answer 7

Helps us process energy from food.

Question 8

What does vitamin C help with?

Answer 8

Helps keep skin and gums healthy and improves the immune system.

Question 9

What does vitamin D help with?

Answer 9

Helps build strong bones and teeth.

Question 10

Why do we need to eat minerals?

Answer 10

Our bodies cannot produce minerals.

Question 11

What is calcium needed for?

Answer 11

Strong bones and teeth.

Question 12

What is iron needed for?

Answer 12

Healthy blood.

Question 13

What is magnesium needed for?

Answer 13

Building strong bones, teeth and muscles.

Question 14

What is sodium needed for?

Answer 14

Muscle and nerve function . Helps regulate the amount of water in the blood.

Question 15

Where does fibre travel through?

Answer 15

The alimentary canal.

Question 16

Can fibre be digested?

Answer 16

No.

Question 17

Why do we need fibre?

Answer 17

Helps us have regular bowel movements and avoid constipation.

Question 18

How much of our body is made up of water?

Answer 18

50%.

Question 19

Why is water necessary?(3)

Answer 19

Helps our blood carry nutrients and waste around the body.
Helps the chemical reactions that occur in our cells.
Forms most of swear, salvia and tears.

Question 20

What is digestion?

Answer 20

A variety of complex processes that turn the food that you eat into tiny molecules that can be absorbed and transported to the cells of the body.

Question 21

What are the 2 types of digestion?

Answer 21

Mechanical and chemical digestion.

Question 22

What is mechanical digestion?

Answer 22

Occurs when food is physically broken down through chewing, churning and mashing.

Question 23

Where does mechanical digestion take place?

Answer 23

In your mouth and stomach.

Question 24

What is chemical digestion?

Answer 24

Occurs when different digestive enzymes break down the bits of food into smaller molecules.

Question 25

What are enzymes?

Answer 25

Special proteins that speed up certain chemical reactions in the body.

Question 26

Where does chemical digestion take place?

Answer 26

Starts in the mouth where enzymes in your saliva start to break down starch. Chemical digestion also takes place in the stomach and small intestine.

Question 27

What is the alimentary canal?

Answer 27

The long tube that leads from the mouth to the anus.

Question 28

What is Ingestion?

Answer 28

When food enters the mouth capitulation.

Question 29

What is digestion?

Answer 29

When complex food molecules are broken down into simpler molecules.

Question 30

What is absorption?

Answer 30

When your broken down nutrients diffuse across the intestines wall into the blood.

Question 31

What is egestion?

Answer 31

When solid waste exits through the anus.