CAMRT Radiography Practice Exam

Which anatomical structure does the ampulla of Vater open into?

1. Jejunum

2. Pylorus

3. Duodenum

4. Descending Colon

The correct answer is: Duodenum

The ampulla of Vater, also known as the hepatopancreatic ampulla, is an important anatomical structure located in the duodenum, which is the first section of the small intestine. It serves as the junction where the bile duct and the pancreatic duct converge and enter the duodenum. This structure is vital because it allows for the mixing of bile, which is produced by the liver and stored in the gallbladder, with pancreatic juices that aid in digestion. The entry of these digestive secretions at the ampulla of Vater plays a crucial role in the emulsification of fats and the overall digestive process. This anatomical relationship is significant in both anatomy and physiology, as any obstruction or dysfunction in this area can lead to conditions like pancreatitis or cholangitis. Understanding the function and location of the ampulla of Vater is important for professionals in medical imaging and radiography, as it is a key reference point when assessing conditions of the biliary and pancreatic systems.