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Answer Key 

1. C. stomach 

2. D. oral cavity 

3. salivary amylase 

4. Bile, liver/hepatocytes, gallbladder, duodenum, pancreatic lipase 

5. C. jejunum 

6. longitudinal  

7. A. plicae circulares  

8. gastrin, chief, parietal 

9. chief, pepsinogen 

10. pepsinogen, hydrochloric acid, parietal  

11. parietal, intrinsic factor 

12. B. dense irregular CT 

13. A. skeletal muscle 

14. pancreatic lipase, pancreatic amylase, trypsinogen 

15. E. mesentery proper 

16. cholecystokinin (CCK) 

17. hepatic portal vein, hepatic artery proper 

18. D. ileum 

 

 

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Questions on Digestion

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