This is an alternate content page containing a Labeling Activity. It has opened in a new window.
The activity has a picture. Areas in the picture are labeled. This activity requires that you match the text label with the appropriate labeled area of the image. Here is a list of the labels:

Pyloric Sphincter
Duodenal Bulb
1st portion
2nd portion
3rd portion
4th portion
Ligament of Treitz
Duodenojejunal flexure
Jejunum
Sphincter of Oddi