[edit on Wikidata] Leukodystrophy is one of a group of disorders characterized by degeneration of the white matter in the brain. The word leukodystrophy comes from the Greek roots leuko, white, dys, lack of, and troph, growth.
The bottom part of the stomach is called the pyloric area. At the bottom of the stomach is another opening. This leads to the small intestine. One of the most important parts of the stomach (and generally of the digestive system) is the bacterial fauna that populates it.
The hard palate of the mouth contains rugae. The gastric rugae can be seen when a doctor performs an endoscopy to look inside the stomach. The scrotum is covered in a series of folded ridges which regulate the temperature in the testes.