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.
ampulla-the dilated portion of a canal or duct especially of the semicircular canals of the ear. lachrymal duct, lacrimal duct, tear duct-any of several small ducts that carry tears from the lacrimal glands. nasolacrimal duct-a duct that carries tears from the lacrimal sac to the nasal cavity.