Digestive system diagram summary PDF

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Summary

This is a great summary of the human digestive system....

Description

Digestive system Step 1 Label the main organs in the digestive system on your blank copy of the digestive system.

1

Questions 1

Link each organ with its function in the digestive system: Pancreas

Organ where water passes back into the body, leaving solid waste

Stomach

Organ where food is churned with digestive juices and acids

Small intestine

Organ that makes and releases digestive juices containing enzymes to break down your food

Large intestine

2

Organ where small digested molecules are absorbed into the bloodstream (3 marks)

a

Complete the flow diagram with the appropriate organ that food passes through on its way through the digestive system: mouth  A  stomach  small intestine  large intestine  B  anus i A= (1 mark) ii B = (1 mark)

b

Describe one reason why the stomach contains acids.

(1 mark) 3 a

Bile plays an important role in digestion. State where bile is produced. (1 mark)

b

State the food component that bile digests. (1 mark)

c

Describe what happens to the structure of food molecules during digestion. (1 mark)

4

Explain how the small intestine is adapted to perform its function.

(4 marks)

2...