In a definition essay, you explain the meaning of a certain term by giving a detailed description of it, and support your definition with clear examples or facts. Such explanations are needed if a term is special, abstract, disputed or does not have a common meaning.
Dysphagia has many possible causes and happens most frequently in older adults. Any condition that weakens or damages the muscles and nerves used for swallowing may cause dysphagia. For example, people with diseases of the nervous system, such as cerebral palsy or Parkinsonâs disease, often have problems swallowing.
Swallowing disorders, also called dysphagia, occur when nerve control or structures involved in the process are disrupted or not functioning properly. Many conditions can cause swallowing problems, among them: Head, neck or chest injury. Cancer of the head, neck, or food tube (esophagus), or treatment of these cancers.