Barium enema  
 

This imaging study is similar to the upper GI study. It involves administration of barium rectally, which coats the colon wall, and insufflation of the colon with air to provide a "double contrast" view of the colon.

 
 

Identify the following:

1. cecum

2. ascending colon

3. right colic (hepatic) flexure

4. transverse colon

5. left colic (splenic) flexure

6. descending colon

7. sigmoid colon

8. rectum

9. haustra

 
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