Carbs,Proteins and Fats

Question 1

Describe carbohydrates
(Name and explain the 2 types of carbohydrates)
(what foods contain them)

Answer 1

-Main source of energy (glucose/glycogen)

-Simple carbohydrates:
-found in fruits/processed foods
-easily digested by the body

-Complex carbohydrates:
-found in most plant-based foods (bread, pasta, rice)
-take longer to digest

Question 2

What is being defined here:
“A ranking which shows the carbohydrates according to their effect on our blood glucose levels”

Answer 2

Glycaemic Index

Question 3

Describe fats

Answer 3

-Fats are used as an energy source at low intensity exercise with high oxygen supply

-Saturated fats contain low-density lipoproteins:
-found in savoury foods and sweets]
-cholesterol is transported in theblood to the tissues

-Unsaturated fats contain high-density lipoproteins:
-found in meat and dairy
-cholesterol is transported to the liver to be broken down

Question 4

What is cholesterol

Answer 4

A type of fat found in the blood

Question 5

Drawbacks of excess fat consumption

Answer 5

-decrease stamina levels
-limit joint flexibility
-increased risk of heart attack, stroke, diabetes
-high blood pressure

Question 6

Describe proteins
(what food is it found in)

Answer 6

-Chains of amino acids
-Used for growth and repair of enzymes, hormones and haemoglobin
-meat, fish, eggs, dairy products

Question 7

What could excess protein consumption lead to

Answer 7

-Damage to kidneys/heart/liver