The Digestive System

Published on 2nd November 2018

The Digestive System is a module in the ITEC Anatomy and Physiology course we provide as an E-Course. 

If you are studying anatomy and physiology and have missed a class or need some extra help with a particular system, you can buy each body system individually.  

The Anatomy and Physiology of the Digestive system including; film, workbook, online assessments, supplementary notes and self assessment questions. (FHT CPD Value = 2 Points) Price £9.50

Digestive System Quiz

Read the statements and then decide whether it is true or false

1. The job of the digestive system is to break down food so that our bodies can use it as fuel or energy.              

2. Your stomach is located right behind your belly button     

3. The large intestine is responsible for removing water from the undigested food, turning it from a liquid paste to a solid waste   

4. The oesophagus is a muscular tube that carries food from our mouth to our stomach

5. Everything we eat is completely digested and used by our bodies


This section is multiple choice.  Choose the answer you think is correct


1. What is inside your stomach that helps break food down to a thick liquid paste?


a) water   b) acids and enzymes  c) villi


2. What are the tiny finger like projections called that are inside the small intestine?


a) oesophagus   b) arteries   c) villi


3. After the food leaves the stomach it goes into which part of the digestive system ?


a) oesophagus   b) pancreas   c)small intestine   d) large intestine


4. What is removed from the undigested food when it is in the large intestine?


a) water   b) nutrients   c) energy   d) sugar

20 Test Yourself Questions on the Digestive System


In the mouth 

1) Which of the main food groups starts to be broken down in the mouth by salivary amylase, carbohydrates, fats or proteins? Oesophagus to stomach

2) What sort of muscles make up the oesophagus - cardiac, smooth or skeletal?

3) How much absorption takes place in the oesophagus - a little or a lot?

4) The stomach contains hydrochloric acid which not only kills bacteria but helps change pepsinogen into pepsin in order to aid digestion. Which is the main food group broken down by pepsin, carbohydrates, fats or protein?

5) What is the liquefied food called that leaves the stomach?

6) Into which part of the small intestine does this food go - the duodenum, jejunum or ileum?

7) The stomach also contains intrinsic factor.  Which vitamin is reliant on intrinsic factor for its absorption - vitamin A, B12 or D?

8) The stomach contains gastrin.  Is this an enzyme or a hormone? 

Small intestine and pancreas

9) What are the three parts of the small intestine called?

10)  Which agent has already started to break down carbohydrates and         where does this first occur? 11)  Which agent has already broken down protein and where?

12)  Which major process takes place in the small intestine, absorption, secretion or elimination?  13)  What gives the small intestine such a large surface area?

14)  Which substance emulsifies fat?

Liver and gallbladder

15)  Is the liver on the left or right of the body?

16)  What is the main function of the gallbladder?

17)  What are gallstones?

Large intestine 

18)  Name the three parts of the large intestine.

19)  What is the main function of the large intestine, secretion, or  absorption?

20) Which 2 vitamins do intestinal enzymes synthesize? a) K and B b) K and D c) B and D


 How did you get on? Answers are below

Digestive System Quiz

True or False Section 1. True        2. False   3. True   4. True 5. False 

Multiple Choice Section

 1. b) acids and enzymes   2. c) villi 3. c)small intestine  4. a) water   


20 Test Yourself Questions on the Digestive System

1. carbohydrates

2. smooth 

3. none

4. protein

5. chyme

6. duodenum

7. B12

8. hormone

9. duodenum, jejunum, ileum

10. Salivary amylase in the mouth

11. Pepsin in the stomach

12. absorption

13. Villi 

14. bile

15. right

16. Store bile

17. hardened lumps of cholesterol, bile pigments and calcium

18. ascending colon, transverse colon, descending colon

19. absorption?

20. K and B produced by large intestinal bacteria

You can find more information on the Digestive System here 

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