The cells of the adaptive immune system are special types of leukocytes, called lymphocytes. B cells and T cells are the major types of lymphocytes and are derived from hematopoietic stem cells in the bone marrow.
Abdominal pain do stomach ulcers cause gas and bloating href=http://flatulencetreatments.com/how-to-make-good-fart-sounds/>or swelling. These are fairly obvious causes of chronic cough bronchitis digestive health tonic accordingly.
Appetite and weight loss are other symptoms of a stomach ulcer. Persons with duodenal ulcers may experience weight gain because the persons eats more to ease discomfort. Recurrent vomiting, blood in the stool and anemia are also symptoms of a stomach ulcer. In severe cases, symptoms of a stomach ulcer may include: 1  Dark or black stool (caused by internal bleeding). 2  Vomiting blood (vomit may be grainy and black like coffee-grounds). 3  Weight loss. 4  Severe pain in the mid to upper abdomen.