Duodenum
The duodenum is the first section of the small intestine where digestion takes place. [1]
References
- ↑ Silverthorn, Dee Unglaub., Johnson, Bruce R., Ober, William C., Garrison, Claire W., Silverthorn, Andrew C.(2009)Human Physiology: An integrated approach, 5th edition, New York: Pearson International. p689