Oral complications caused by radiation therapy to the head and neck include the following: Fibrosis (growth of fibrous tissue) in the mucous membrane in the mouth. Tooth decay and gum disease. Breakdown of tissue in the area that receives radiation. Breakdown of bone in the area that receives radiation.
A landform is any natural formation of rock and dirt, found on Earth. A landform can be as large as a mountain range, or as small as a hill. It can be as large as a continent, or as small as a pond.
An island landform is land that is completely surrounded by water. It can be any. type of land. The island can also be surrounded different types of water such as a sea, ocean, river and lake. There are a lot of famous islands in the world. One of the most famous island landforms are the Hawaii islands.