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Name: _______________________
Digestive System Research Summary
1. 1 pt. What is the function of the digestive system? _________________________
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2. 6 pt. Briefly describe the roles of the following organs in digestion and absorption.
 Stomach _______________________________________________________
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 Small intestine __________________________________________________
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 Large intestine __________________________________________________
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 Pancreas _______________________________________________________
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 Liver _________________________________________________________
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 Gall bladder ____________________________________________________
3. 2 pt. Trace the path of food through the digestive tract from the mouth to the anus.
mouth  pharynx  _________________________  _______________________
 __________________________  ______________________________ anus
4. 4 pt. For each of the following digestive enzymes, name the organ of the digestive
system where it is produced and the type of molecule it breaks down.
Enzyme
Amylase
Pepsin
Trypsin
Sucrase
Organ
Type of molecule digested
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5. 1 pt. The pH of the stomach is ____.
6. 2 pt. Briefly describe the structure and function of villi.
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The surface area of the small intestine is the size of a tennis court. Explain how the
presence of villi in the small intestine offers an advantage compared to a flat surface.
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7. 3 pt. Vitamins are organic molecules that are needed for good health. Name a food
rich in each of the following vitamins and identify the function of the vitamin.
Vitamin
Vitamin C
Vitamin D
Vitamin K
Food Source
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Function
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8. 4pt. Choose ONE of these conditions and complete the questions. Each member of the
group will research one condition and complete the questions on this form. As a group,
you must complete the questions for ALL of the diseases/conditions.
Some common diseases or conditions of digestive system are:
1. Ulcers
2. Cirrhosis
3. Hepatitis
4. Celiac disease
Name of the disease: __________________________________________________
 What are the causes? _____________________________________________
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 What are the symptoms? ___________________________________________
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 How does it affect the digestive system? ______________________________
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 How is the condition treated? _______________________________________
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2 pts. Sources (minimum of 3 – use a text FIRST, then consult websites, articles, etc.)
Citations MUST be complete – see Media Center Works Cited page.
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