The correct spelling of the anatomical structure known as the "ampulla duodeni" can be confusing due to its complex Latin roots. The word's pronunciation can be represented in IPA phonetic transcription as /æmˈpʊlə duːoʊˈdeni/. The first syllable contains the "æ" vowel sound and the second syllable includes a short "u" sound. The final syllable is pronounced with a long "e" sound and "i" sound. Overall, mastering the spelling and pronunciation of this medical term requires careful attention to its constituent parts.
The term "ampulla duodeni" refers to a specific anatomical structure located in the small intestine known as the duodenum. The duodenum is the first part of the small intestine and plays a crucial role in the process of digestion.
The ampulla duodeni, also referred to as the hepatopancreatic ampulla or the ampulla of Vater, is a small, flask-shaped structure located at the confluence of the common bile duct and the main pancreatic duct. It is situated at the major duodenal papilla, a raised area on the inner wall of the duodenum.
The ampulla duodeni serves as a junction point where bile from the liver and enzymes from the pancreas enter the duodenum, contributing to the breakdown and absorption of nutrients. The bile, produced by the liver and stored in the gallbladder, aids in the digestion and absorption of fats. The pancreatic enzymes, on the other hand, including proteases, lipases, and amylases, help in breaking down proteins, fats, and carbohydrates, respectively.
The ampulla duodeni acts as a regulatory mechanism, controlling the release of bile and pancreatic enzymes into the small intestine. This control is facilitated by the presence of the sphincter of Oddi, a muscular valve that surrounds the ampulla duodeni. The sphincter of Oddi opens and closes to allow the flow of bile and pancreatic enzymes as required by the digestive process.
In summary, the ampulla duodeni is an essential part of the digestive system, responsible for regulating the release of bile and pancreatic enzymes into the duodenum, aiding in the digestion and absorption of nutrients.
Papilla duodeni.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "ampulla duodeni" has a Latin origin. It can be broken down into two parts: "ampulla" and "duodeni".
1. Ampulla: This Latin term means "flask" or "vase". It is derived from the Greek word "ampulla" meaning "vessel".
2. Duodeni: This term comes from the Latin word "duodenum", meaning "twelve" in reference to its length. The duodenum is the first part of the small intestine, and it is approximately twelve finger-widths long.
Therefore, "ampulla duodeni" is a Latin term that refers to a flask-shaped dilation or enlargement in the first part of the small intestine, the duodenum.