Metaphors for the caste system in the modern world. Metaphors for the classes of the caste system in the modern world are the Brahmins are similar to the people who work at beauty salons because they teach what the products are used for and they teach how to look good.
Tuesday, April 8th 2014. | Disease. Peptic ulcer disease (PUD) refers to a group of ulcerative disorders of the upper gastrointestinal (GI) tract that require acid and pepsin for their formation. Ulcers differ from gastritis and erosions in that they extend deeper into the muscularis mucosa.
This section of the handout will discuss infectious diseases of the esophagus (esophagitis), the stomach (gastritis and gastric ulcers), and the upper duodenum (duodenal ulcers). A general term used when referring to ulcers of the stomach and duodenum is peptic ulcer disease.