AQA A Level PE: Paper 2 Exam Questions
and Answers
The main energy source - Answer>> carbohydrates
2 types of carbohydrates - Answer>> simple and complex
carbohydrates
simple carbohydrates - Answer>> quickest form of
carbohydrates and found in fruits, processed foods, & refined
sugar
complex carbohydrates - Answer>> slower form of
carbohydrates and found in nearly all plant based food, bread,
pasta, rice & vegetables
what glucose stored as - Answer>> glycogen
Where is glycogen stored? - Answer>> liver and muscles
what's the only food source that can be broken down
anaerobically? - Answer>> carbohydrates
what are the types of fats - Answer>> saturated fats
trans-fats
cholesterol - Answer>> a type of (saturated) fat found in the
blood
what are the 2 types of cholesterol - Answer>> HDL and LDL
,low-density lipoprotein (LDL) - Answer>> transport cholesterol
to the tissues and are classed as 'bad'
High-density lipoprotein (HDL) - Answer>> transport excess
cholesterol back to the liver to be broken down and are classed
as 'good'
saturated fats - Answer>> found in sweet & savoury foods as
well as animal sources
too much can lead to weight gain, reduced stamina, limit flexibility
& health problems
trans-fats - Answer>> a type of unsaturated fat found in meat &
dairy products
made from industrial process to extend shelf-life
can lead to high levels of blood cholesterol, heart disease &
diabetes
Good fats - Answer>> replacing saturated & trans-fats with
unsaturated fats as its a major energy source
used for Low intensity aerobic exercise
they also carry fat-soluble vitamins A,D,E & K
Proteins - Answer>> they're amino acids important for muscle
growth & repair
they're used to make enzymes, hormones & haemoglobin
they're used by power athletes & are found in meat, egg, fish &
dairy products
vitamins - Answer>> keep our immune system healthy & allows
a performer to train & recover quickly
,source & function Vitamin C - Answer>> source - green
vegetables & fruits
Function - protects cells & maintains bones, teeth, gums &
connective tissue
source & function Vitamin D - Answer>> source - made under
skin when exposed to sunlight
Function - absorbs calcium - to keep bones & teeth healthy
source & function Vitamin B1 - Answer>> source - red meat,
egg, & cereal
Function - helps break down food & release energy from food &
keeps nervous system healthy
source & function Vitamin B2 - Answer>> source - Dairy
products, eggs & cereal
Function - helps breaks down food & release energy from food &
keeps eyes, skin & nervous system healthy
source & function Vitamin B6 - Answer>> source - Meat, eggs &
cereal
Function - Forms haemoglobin & helps body use & store protein &
carbohydrates in food
source & function Vitamin B12 - Answer>> source - Read meat,
dairy products & fish
Function - makes red blood cells, keeps the nervous system
healthy & releases energy from food
Calcium - Answer>> needed for strong bones & teeth
necessary for nerve & muscle functions
, sodium - Answer>> Regulates fluid levels...Too much can
cause stroke or heart attack
Iron - Answer>> involved in formation of haemoglobin -
transports oxygen
sources for minerals - Answer>> meat, fish & eggs
Fibre - Answer>> slows down time it takes for body to
breakdown food so release of energy is sustained
causes bulk in small intestine - helps prevent constipation & aids
digestion
Sources of fibre - Answer>> bread, pasta & potatoes
Water - Answer>> 60% of body made up of water
helps with transportation of nutrients, hormones & waste products
regulates body temperature
Dehydration - Answer>> occurs when the body is losing more
fluid than it is taking in
dehydration can result in what - Answer>> muscle fatigue &
headaches
increased heart rate & lower cardiac output
decreased reaction time, decision-making, performance
what are the 7 classes of food - Answer>> Fats, Proteins,
Carbohydrates, Minerals, Fibre, Vitamins, Water
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller RevisionKing. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.49. You're not tied to anything after your purchase.