The x-ray examination of the gallbladder is called:

A) cholangiography.
B) gallbladder ultrasonography.
C) cholecystography.
D) colonoscopy.

Cholecystography

A diagnostic imaging procedure used to visualize the gallbladder and its function.

Cholangiography

An imaging test used to look at the bile ducts. It can show blockages or abnormalities in the bile ducts.

Colonoscopy

A medical procedure where a long, flexible tube with a camera on the end (colonoscope) is used to examine the inside of the colon and rectum.