What is the function of red and white blood cells?
red: carry oxygen from the lungs to all body cells. white: protect us from germs.
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15
What is one example of each group of nutrients?
student answer
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20
describe elimination
takes place in the large intestine and faeces leave the body through the anus
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20
True or False: In exhalation the diaphragm relaxes and rises, pushing air out of the lungs.
True
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25
What are the 10 parts of the digestive system?
mouth, salivary glands, pharynx, oesophagus, stomach, large intestine, small intestine, liver, pancreas, anus
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20
Where does blood enter the heart?
the right and left atria
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20
Explain gas exchange
student answer
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20
True or False: In inhalation the diaphragm relaxes and increases creating space for the lungs to contract
False. The diaphragm contracts and descends, creating space for the lungs to expand
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20
Where does gas exchange take place?
at the air sacs which are surrounded by the capillaries
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20
Where does absorption take place?
small intestines
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baam
Lose 20 points!
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seesaw
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fairy
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5
10
15
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25
banana
Go to last place!
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15
What are 4 groups of nutrients?
Proteins, vitamins and minerals, fats and carbohydrates
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20
Describe ingestion
begins in the mouth,teeth break down food&mix with saliva from salivary glands making bolus which is pushed into the pharynx&down the oesophagus to the stomach
