Before Anesthesia. It is necessary to have an empty stomach before receiving general anesthesia. In most cases, patients are required to abstain from eating and drinking after midnight on the night before their scheduled surgery to reduce the chances of vomiting while under anesthesia. When a person is under general anesthesia, the body does not work normally.
Definition of AMPULLA OF LORENZINI. : any of the pores on the snouts of marine sharks and rays that contain receptors highly sensitive to weak electric fields.
The ampulla of Vater is a small opening that enters into the first portion of the small intestine, known as the duodenum. The ampulla of Vater is the spot where the pancreatic and bile ducts release their secretions into the intestines.ypes of ampullary cancer. True ampullary cancers originate in the ampulla of Vater. They are often confused with periampullary cancers, which originate in the pancreas, bile duct, or intestines close to the ampulla of Vater. In general, cancers that are ampullary have a better survival rate than periampullary cancers.