Inserting a camera up a person's anus to get a view of the colon
A tube inserted in to the stomach in order to inflate it
Applying pressure to a certain area to find lumps etc.
Clearing the bowels of any obstruction.
Find different liver disorders
How damaged the liver is
The blood content in the liver
How many hormones are in the liver
Check if the patient has chronic liver disease
Small bowel cancer
Large bowel cancer