Download Digestive System Quiz

Name:_____________________________
Period: _________
Date: _____________
Digestive System Quiz
Part A: Matching: For questions 1-5, match the description provided in the first column to the nutrient type
listed in the second column. Make sure to bubble in the appropriate letter for each question on the SCANTRON.
Description
Nutrient Type
________
1. Nutrient type that has a role in disease prevention.
a. Proteins
________
2. Helps build & repair cells; involved directly with growth
b. Fat
________
3. Body’s main source of energy; breaks down to sugar
c. Water
________
4. Involved with energy storage, cushions organs, and
provides insulation
d. Vitamins
e. Carbohydrates
________
5. Important nutrient cells need 24 hours a day, helps
regulate body temperature
Matching Continued: For questions 6-10, match the description provided in the first column to the digestive
organ provided in the second column. Make sure that all of your answers are bubbled in on your SCAN-TRON.
Description
Digestive Organ
________
6. Produces bile for fat digestion
a. Stomach
________
7. Common site for ulcers to occur due to its acidic contents
b. Large Intestine
________
8. Absorbs water from undigested material
c. Pancreas
________
9. Produces amylase that breaks down starch in the mouth
d. Liver
________
10. Produces enzymes necessary for digestion in the small
intestine
e. Salivary Glands
Part B: Multiple Choice: For questions 11-26, choose the letter of the term or phrase that best completes the
prompt or answers the question. Make sure to bubble in your letter choice on the SCAN-TRON for each
question.
11. To provide energy for the work that all cells do, all cells need ______________________.
________
a) Chloroplasts
b) Atmospheric Nitrogen
c) Nutrients
d) Carbon Dioxide
________
12. The main function of the digestive system is to _____________________________.
a) Exchange carbon dioxide and oxygen in the lungs
b) Carry nutrients throughout the body
c) Release energy from sugars within the cells
d) Break down foods for absorption into the blood
Multiple Choice Continued:
13. The process of digestion begins in the ____________________________.
________
a) Large intestine
b) Mouth
c) Esophagus
d) Stomach
To answer questions 14-25, use the following diagram of the human digestive system. Each
organ is indicated with a line and labeled with a letter.
A
F
B
G
C
H
D
E
________
14. Which letter matches the organ that stores bile from the diagram above?
a) A
b) C
c) F
d) G
________
15. Which letter from the diagram above is made up of smooth muscles that move food down to
the stomach in a wave-like motion, known as peristalsis?
a) E
b) F
c) C
d) A
________
16. What is found in the organ labeled letter H that breaks down undigested food and produces
vitamins K and B?
a) Bacteria
b) Bile
c) Enzymes
d) Cellulose
________
17. Letter E is a part of the digestive tract where food is _________________.
a) Ingested
b) Digested
c) Egested
d) Absorbed
________
18. Mechanical digestion takes place in the ________________ and _________________.
a) Mouth and Stomach
b) Small Intestine and Stomach
c) Esophagus and Salivary Glands
d) Pancreas and Gall Bladder
________
19. Bile’s role in our body is to ________________________________.
a) Provide energy
b) Break up starch molecules
c) Break up fat molecules
d) Replace and repair body cells
________
20. The longest organ in the digestive tract is the ______________________.
a) Mouth
b) Stomach
c) Small Intestine
d) Large Intestine
________
21. Proteins are large molecules made up of many smaller units known as _________________.
a) Lipids
b) Simple Sugars
c) Fatty Acids
d) Amino Acids
Base your answer for 22 on the picture and statement provided below.
________
22. In the picture above, _______________ are finger-like projections, which increase surface
area for absorption in the small intestine.
a) Epiglottis
b) Villi
c) Feces
d) Appendix
________
23. Which organ secretes mucous to protect it from the hydrochloric acid it produces?
a) Liver
b) Gall Bladder
c) Stomach
d) Large Intestine
________
24. Digestion takes place in a long tube-like canal called the digestive tract. Food travels
throughout these organs in the following order:
a) mouth stomach small intestine large intestine  anus
b) large intestine stomach  anus  small intestine  mouth
c) mouth stomach  large intestine  small intestine  anus
d) mouth  anus  stomach small intestine large intestine
________
25. If a food particle is smaller, then it will be digested ___________________ than a larger
food particle.
a) At the same rate
b) Faster
c) Slower
Part C: Short Answer: Answer the following two questions in complete sentences.
26. a.) Compare mechanical and chemical digestion.
b.) Give an example of both mechanical and chemical digestion based on the human body.
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27. a.) Name two of the six essential nutrients necessary for life besides water.
b.) Describe both nutrients you chose stating their function (why they are important) in our bodies.
c.) Give an example of a food source/type for both nutrients provided.
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