FATS

Question 1

Differences between saturated fat and unsaturated fat?

Answer 1

Saturated fat is solid at room temperature and unsaturated fat is liquid at room temperature

Question 2

Sources of saturated fat

Answer 2

Animal sources

Meat
Dairy
Fish

Question 3

Effects of excess saturated fat

Answer 3

High blood cholesterol

Increased risk of heart disease

Diabetes

Obesity

Question 4

Sources of unsaturated fat

Answer 4

Plants sources

Avocado
Vegetable oil
Olive oil
Sunflower oil

Question 5

What are essential fatty acids?

Answer 5

Can’t be processed by the body

Omega 3 - protects the heart
(Oily fish/ seeds/ leafy veg)

Omega 6 - lowers cholesterol
(Veg/ fruit/ grains)

Question 6

Function of fat

Answer 6

Source of energy

Insulation

Question 7

Effects of deficiency of fat

Answer 7

Babies growth affected

Less insulation - colder

Question 8

Effects of excess fat

Answer 8

Obesity

Increase risk of liver/health problems

Question 9

What are lipids

Answer 9

Mixture of triglycerides which consists of one molecule of glycerol combined with 3 fatty acid molecules

Question 10

General formula for fatty acids

Answer 10

Carbon, hydrogen and oxygen
RCOOH

Each OH group of glycerol reacts with the -COOH of a fatty acid to form a fat molecule

R represents hydrocarbon chain