1. The Digestive System Let’s Go!
WHO WANTS TO BE
AN ANATOMY
MILLIONAIRE?
The Digestive System
Let’s Go!

2. A digestive organ that is not part of the alimentary canal is the:
stomach B:
liver C:
small intestine D:
pharynx

3. B
liver

4. The digestive organ that is in charge of water
reabsorption is the: A:
stomach B:
small intestine C:
large intestine D:
nephron

5. C
large intestine

6. Pancreatic juice is a mixture of digestive enzymes
that is released into the ______
(which is the main organ of digestion and absorption) A:
pancreas B:
small intestine C:
stomach D:
liver

7. B
small intestine
*What region of
the small intestine?

8. The structure in the digestive system that
stores bile is the: A:
gall bladder B:
spleen C:
Small intestine D:
liver

9. A
gall bladder

10. Which of the following digestive organs is an
accessory organ? A:
stomach B:
liver C:
small intestine D:
oral cavity

11. B
liver

12. Villi are finger-like absorptive projections that are
found in the lining of the: A:
small intestine B:
large intestine C:
esophagus D:
pancreas

13. A
small intestine

14. Elimination of indigestible material from the body as feces is:
mastication B:
peristalsis C:
defecation D:
indigestion

15. C
defecation

16. The food that is partially digested in the
stomach is known as: A:
chyme B:
a bolus C:
pepsin D:
HCl

17. A
chyme

18. The main portions of the stomach are the
fundus, body and the: A:
ileum B:
duodenum C:
sigmoid D:
pylorus

19. D
pylorus

20. Deep folds of the inner lining of the
stomach that allow it to stretch are: A:
villi B:
microvilli C:
rugae D:
circular folds

21. C
rugae

22. The layer of the GI tract that is responsible
for the actions of segmentation and peristalsis is: A:
serosa B:
muscularis externa C:
mucosa D:
submucosa

23. B
muscularis (externa)

24. Where in the stomach does the most digestive activity occur?
body B:
fundus C:
pylorus D:
cardiac region

25. C
pylorus

26. The valve between the esophagus
and stomach is the: A:
Ileocecal valve B:
pyloric valve C:
cardioesophageal valve D:
hepatic duct

27. Cardioesophageal valve

28. The enzyme that digests proteins when
activated is: A:
HCl B:
lipase C:
amylase D:
pepsin

29. D
pepsin

30. Where does the chemical digestion of
carbohydrates begin? A:
stomach B:
small intestine C:
oral cavity D:
liver

31. C
Oral cavity

32. Name the organ where the majority of protein digestion begins:
stomach B:
small intestine C:
oral cavity D:
esophagus

33. C
stomach

34. Great Job!!!!
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