The diaphragm is the primary muscle used in the process of inspiration, or inhalation. It is a dome-shaped sheet of muscle that is inserted into the lower ribs.Lying at the base of the thorax (chest), it separates the abdominal cavity from the thoracic cavity.It is a thin, skeletal muscle that can contract voluntarily.he diaphragm is the primary muscle used in the process of inspiration, or inhalation. It is a dome-shaped sheet of muscle that is inserted into the lower ribs.
Types of specialists that might help with a migraine diagnosis: Headache or Migraine specialist â are doctors who focus on treating people with migraines. These doctors can be internal medicine doctors, family practice doctors, neurologists, or other specialists who see many patients with headache disorders.
Although a number of medications have been used for the prevention of migraines, the medications that have been shown to be effective in controlled clinical trials, and are therefore recommended by the American Headache Society and the American Academy of Neurology (AAN) migraine prevention guidelines include: 1  Divalproex sodium/sodium valproate.