Meat is a concentrated source of proteins, fats, cholesterol, calories, and many vitamins and micronutrients. It contains significant amounts of B complex vitamins (thiamine, riboflavin, niacin), iron, and other minerals. It has limited amounts of calcium and fiber.
Summary Summary. Schwannomatosis is a rare form of neurofibromatosis that is primarily characterized by multiple schwannomas (benign tumors of the nervous system) in the absence of bilateral (affecting both sides) vestibular schwannomas.
Confidence votes 86. Schwann cells are part of the peripheral nervous system (PNS.) They have two major functions, they produce the myelin sheath which covers the schwan cell, which helps to repair and regenerate nerves that have been damaged.