Diet Flashcards
What is a balanced diet?
Providing the body with all the nutrients required to work as effectively as possible
What is energy balance?
Calories in the diet should be the same as the calories
Active people use more energy so they need more calories and foods that provide them
What Seven factors contribute to a balanced diet?
Carbohydrates Protein Fats Minerals Vitamins Water Fibre
Which ones are macronutrients?
Carbohydrates
Fats
Protein
Which ones are micronutrients?
Mineral
Vitamins
water
Fibre
Why are carbohydrates important?
Complex carbs like starch found in wholemeal foods should provide 50%of daily intake
Simple carbs like sugar stored in muscles at glycogen converted into glucose to give energy
Why are fats important?
They provide energy
Help Muscles work
Found in butter
30% of daily intake
Why is protein important?
Helps build muscles and repair damaged tissues
Sometimes energy
Found in meat and pulses
Why are minerals important?
Calcium aids growth and strong bones and decreases chance of osteoporosis found in milk
Iron helps form red blood cells to carry oxygen (lack of it=anaemia) found in meat
Why are vitamins important?
Good vision Good skin Red blood cell formation Healing Need a balance of vitamins a-e for bodily function
Why is water important?
It transports nutrients around the body Controls temperature Stay hydrated 8 glasses a day Sweat evaporates taking heat with it
Why is fibre important?
Aids digestion
Found in leaves seeds and roots of plants
Found in cereal
What is carbo-loading?
Eating a lot of carbs to get energy supplies up before a big event
What is blood shunting?
Distribution of blood from other areas into Muscle
Why should you wait to exercise after eating?
During exercise blood goes to working muscles so less is available to help digest which Cas cause cramp
