Functions of Protein For growth and repair When children do not have enough of this in there diet they may result in poor growth diarrhoea However when adults do not have enough of this they may result in dry hair dry skin loss of fat ID: 576482
Download Presentation The PPT/PDF document "Functions And Roles Of Nutrients" is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.
Slide1
Functions And Roles Of NutrientsSlide2
Functions of Protein
For growth and repair
When children do not have enough of this in there diet they may result in poor growth, diarrhoea. However when adults do not have enough of this they may result in dry hair, dry skin, loss of fat.
Fats are made from amino acid molecules
HBV protein – High Biological Value protein which has all of the essential amino acids an example of this would be meat, fish, eggs and milk ect.
LBV protein – Low Biological Value protein is when a food is missing one or more of the essential amino acidsSlide3
Functions of Fats
Solid at room temperature
Oil = liquid at room temperature
Saturated fats are acids full of hydrogen
Unsaturated fats have double bonds and can take more hydrogen
Function = To provide energy, To provide vitamins A,D,E, and K
Found in butter, lard, meat, nuts, oily fish, crisps cakes, and chocolate ect.
When you do not have enough fat in the diet then you can get a deficiency in vitamin A, D, E, and K. However when you eat too much then you can gain weight.Slide4
Functions of Carbohydrates
Carbohydrates provides an energy store for the body
NSP dietary fibre gets rid of body waste
Glucose is in vegetables, and ripe fruits ect.
Fructose is in fruits and honey ect.
Galactose is in milk
When you do not have enough carbohydrates then you get low sugar levels in the blood, and weight loss. However when you eat too much then you provide yourself with more energy than what you would use up in a physical activity. This can lead to weight gain.Slide5
Functions of fibre in the diet
To help the body get rid of solid waste, and also to reduce the amount of cholesterol in the blood
You can get fibre from stems, leaves, leaf stalks, bread, beans, peas, pasta, plums and applesSlide6
Homework Due Wed 23rd
Carbohydrate
Collect 4 images and label carbohydrate starch food, 4 carbohydrate sugar foods, 4 NSP (fibre, roughage)