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20 Cards in this Set
- Front
- Back
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What sort of energy does food give us? |
Chemical |
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What does protein help us with? |
Growth and repair |
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What are the basic units of Carbohydrates |
Glucose=carbon, hydrogen and oxygen. |
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What are the main basic units of fats |
Glycerol and fatty acids=carbon, hydrogen and oxygen |
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What are the main basic units of protein |
Amino acids=carbon, hydrogen, oxygen and nitrogen |
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What are carnivores |
Animals that eat just meat |
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What are omnivores |
Animals that eat both meat and plants |
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What is a herbivore |
An animal that eats just plants |
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What are the four different types of teeth? |
Incisor, Canine, Premolars, Molars |
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What is the test for starch? |
Iodine Solution brown to blue/black |
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What's the test for maltose? |
Benedicts solution+water bath colour change blue to orange |
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What enzyme breaks down starch? |
Amylase |
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What does peristalsis do? |
It pushes your food down your oesophagus from your mouth to your stomach |
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What does pepsin break down |
Protein |
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What acid is in the stomach |
Hydrochloric acid |
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Why is there a layer of mucus on the stomach wall |
To protect against the acid |
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What is lipase |
The enzyme that breaks down fat |
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Why is the small intestine folded up |
The surface area is bigger and this is where the food is absorbed into the blood |
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Water is reabsorbed from what part is the digestive system |
The large intestine |
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Name all of these |
Salivary glands, liver, gall bladder, pancreas, small intestine |
