Shark Digestive System

This picture is for orientation, showing the opening to the esophagus.

This shows a closer view of the esophagus showing the papillae.  Click here for a labeled picture.

In this picture the stomach has been cut open to expose the rugae.  Click here for a labeled picture.

This picture shows the stomach and some associated structures.  You can't see the duodenum in this picture because it is covered by the pancreas.  Click here for a labeled picture.

This picture is similar to the one above except that the duodenum has been rotated so that you can see it and the pyloric sphincter.  Click here for a labeled picture.

In this picture the valvular intestine has been cut open to reveal the spiral valve.  You can also see the gallbladder at the top of the image.  Click here for labeled picture.

This picture shows the bile duct running parallel to the hepatic portal vein.  Click here for a labeled picture.

This shows some posterior portions of the digestive tract.  Click here for labeled picture.