There is information on ulcers and other digestive system disorders.

http://www.helico.com/

Helicobacter pylori has its own website! Get the facts about this major cause of ulcers here.

http://155.37.5.7/PWIndex/DumpOrganLayOutNT.cfm

The University of Connecticut’s Pathology webserver has many excellent pathology (as well as normal organ) pictures here.