What is the digestive system in humans adapted to do?
Exchange substances with the environment.
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What are stems, roots and leaves?
Plant organs.
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In what way must the food you eat be changed and why?
It must be changed from insoluble molecules into soluble molecules so that they can be absorbed into the blood.
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What is responsible for changing the food you eat from insoluble molecules into soluble molecules?
The digestive system.
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What is the digestive system?
A muscular tube which includes: glands, such as the pancreas and salivary glands; stomach and small intestine; liver; small intestine; large intestine.
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What do the salivary glands produce?
Digestive juices.
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What occurs in the small intestines?
Digestion, it is where the absorption of soluble food occurs.
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What does the liver produce?
Bile.
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What occurs in the large intestine?
Water is absorbed from the undigested food, producing faeces.
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Where is soluble food absorbed?
In the small intestine.
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**TO AVOID LOSING MARKS MAKE SURE YOU KNOW ALL THE KEY WORDS IN THIS CHAPTER BECAUSE THESE BIOLOGICAL TERMS ARE IMPORTANT FOR MOST OF THE TOPIC IN THE UNIT**
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Other cards in this set
Card 2
Front
What is the digestive system in humans adapted to do?
Back
Exchange substances with the environment.
Card 3
Front
What are stems, roots and leaves?
Back
Card 4
Front
In what way must the food you eat be changed and why?
Back
Card 5
Front
What is responsible for changing the food you eat from insoluble molecules into soluble molecules?
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