Chapter 5

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Name the enzyme which digests starch?
Amylase
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Where is bile produced?
Liver
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Where is bile stored?
Gall bladder
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What prevents the backflow of blood in the veins?
Valves
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Explain why proteins cannot be absorbed from the intestine?
The molecules are too big to pass across the cell membranes in the gut wall
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What are the products of the digestion of proteins?
Amino acids
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What are the products of the digestion of lipids?
Fatty acids and glycerol
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What is a stent and why is it used?
A metal mesh which is inserted into a narrowed artery to open it up, allowing the blood to flow more freely through the artery
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Blood group O is referred to as the 'universal donor' explain why?
Blood group O can be given to any of the other blood groups because there are no antigens on the red blood cells they will not cause the blood cells to stick together
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Give ONE disadvantage of treating people with immunosuppressant drugs?
They suppress the immune system, therefore the person taken this drug may not produce antibodies to fight against infectious diseases
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What are the main features of the artery?
Small lumen, thick walls and thick layers of muscle and elastic fibres
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What are the main features of the vein?
Thin walls, large lumen and often have valves
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What are the main features of capillaries?
Walls are a single cell thick and they have tiny vessels with a narrow lumen
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What are red blood cells?
Red blood cells are biconcave discs which transport oxygen round the body
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What is the red pigment called that's within a red blood cell?
Haemoglobin
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What features does a red blood cell not have?
Nucleus
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What features does a white blood cell have?
Nucleus
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What is it called which helps to create a blood clot at the site of a wound?
Platelets
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Where is Amylase produced?
Salivary glands, pancreas and the small intestine
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Where is Protease produced?
stomach, small intestine and pancreas
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Where is Lipase produced?
Pancreas and small intestine
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What does Lipase breakdown into?
Fatty acids and glycogen
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What does Protease breakdown into?
Amino Acids
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What does Amylase breakdown into?
Starch and sugars
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Other cards in this set

Card 2

Front

Where is bile produced?

Back

Liver

Card 3

Front

Where is bile stored?

Back

Preview of the front of card 3

Card 4

Front

What prevents the backflow of blood in the veins?

Back

Preview of the front of card 4

Card 5

Front

Explain why proteins cannot be absorbed from the intestine?

Back

Preview of the front of card 5
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