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63 Cards in this Set
- Front
- Back
Nutrients are |
Important substances you body needs to survive and stay healthy |
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Most nutrients we get from … |
Food we eat |
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Carbohydrates…. |
Provide energy |
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Lipids are |
Fats and oils and they provide energy |
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Proteins are used for |
Growth and repair |
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Vitamins and minerals keep you |
Keep you healthy |
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…. Is needed in all … |
Water and body fluids |
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Fiber provides |
Bulk to food to keep it moving through the gut |
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Fiber is not a ? |
Nutrient |
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To remain healthy you must eat |
A balanced diet |
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What is a balanced diet |
Eating food containing the right nutrients and the correct amounts |
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What is our main source of energy |
Carbohydrates |
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Where can carbohydrates be found |
In sugary and fruity foods also in startchy food like bread |
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What are the 3 important jobs of lipids |
1. Provide you with energy 2.keep you warm my providing a layer of installation under your skin 3.protect organs like your heart and kidneys from damage |
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What are proteins needed for? |
To repair body tissue and make new cells for growth |
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Our immune systems muscles and organs are mostly made up of |
Protein |
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Vitamins and minerals are |
Essential substances for keeping you healthy |
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True or false We need large amounts of vitamins and mineral |
False we only need small amounts |
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…. Are needed for us to grow develop properly and function normally |
Vitamins and minerals |
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What is needed for good eyesight |
Vitamin A |
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Vitamin … is needed to maintain healthy teeth and bones |
D |
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What is a good source of vitamins and minerals? |
Vegetables and fruits |
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These are made up of 70% water |
Our cells |
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How do we loose body water? |
Sweat urine feces and exhaling |
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How do we keep our cells healthy? |
My constantly replacing the water we loose |
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How do we keep our cells healthy? |
My constantly replacing the water we loose |
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How much water should you drink every day |
Over a litre |
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How do we keep our cells healthy? |
My constantly replacing the water we loose |
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How much water should you drink every day |
Over a litre |
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Can you drink tea and other stuff that contain water to drink over a liter |
Yes |
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What is fibre |
A carbohydrate |
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What is fibre |
A carbohydrate |
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What does eating fiber prevent |
Constapation |
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How do we prepare food for testing |
Crush the food using a pestle and mortar then add water and mix well |
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If the liquid in the water bath turns orange this means |
The food contains lipids and fats like Farida |
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How do you test for protein |
Add sodium hydroxide and copper sulfate |
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What color is copper sulfate |
A pale blue |
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What color is sodium hydroxide |
It’s color less |
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If the sodium hydroxide and copper sulfate solution turn purple then |
The food contains protein |
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What problems do under weight people suffer from |
Lack of energy Often tired Lack of vitamins and minerals |
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Obese people suffer from |
Heart disease stroke diabetes and some cancers |
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What does vitamin A deficiency lead to |
Night blindness |
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What does vitamin D deficiency lead to |
Rickets / bendy bones |
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What is the job of the digestion system |
To break down food |
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How do you test for startch |
Add iodine to the food solution |
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Name in order the digestion process |
Food is mixed with saliva and is chewed down into smaller bits
Then food passes down the essuphages or gullet down to the stomach where the food is mixed with enzymes and acids to break down the food into smaller molecules Then digestive juices from the pancrease and liver are added in the small intestine
Small hair in the small intestine absorb the nutrients passing in the small intestine after the hair sticks to the nutrients the walls of the intestine absorb the nutrients and diffuse it into the blood After wards the leaving waste is absorbed water passes back into the body After the waste stores in the rectum iluntill it goes out the anus to the bathroom |
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What small hairs are on he walls of the small intestine |
Villi |
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What vitamin does fiber make |
Vitamin K |
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What are enzymes classified as |
A catalysts they speed up the process without being used up |
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What enzyme breaks down carbs |
Carbohydrase breaks carbs into sugar molecules |
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What is protein broken down into and by what |
Protein is broken down into amino acids by protease |
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Lipase breaks down lipids and fatty stuff into glycerol |
True or false |
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Where is bile made |
In the liver |
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What does bile do |
Break down lipids into smalle droplets |
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What are the 2 types of drugs |
Medicinal and recreational |
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If you add iodine to a starchy what color does it change |
Blue black |
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How do we test for lipids |
Rub the food on filter paper |
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If filter paper turns transparent when a food is tuned on it this means |
This mean the food contains lipids |
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What is another way to test for lipids |
Add Ethanol to the solution if it turns foggy then it contains lipids |
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What color is iodine |
Orange yellow |
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What color is ethanol |
Color less |
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What color is benidects solution |
Blue |
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How do you test for sugar |
Add benidicts solution to the solution then but it in a how water bath |