Vasopressin has three main effects: 1  Increasing the water permeability of distal convoluted tubule and collecting duct cells in the kidney, thus allowing water reabsorption and excretion of more concentrated urine, i.e., antidiuresis.
It can be caused by damage to the vagus nerve, which regulates the digestive system. A damaged vagus nerve prevents the muscles in the stomach and intestine from functioning, preventing food from moving through the digestive system properly. Often, the cause of gastroparesis is unknown.
Irritable Bowel Syndrome. Abdominal pain, cramping, bloating and other symptoms may also occur due to a condition known as irritable bowel syndrome or IBS. This occurs due to stress or various foods. The exact cause of IBS is unclear; therefore, there is no cure for the syndrome although triggers can be avoided.ow to Get Rid of Bloated Stomach. Getting rid of a bloated stomach depends on what is causing the bloating. 1  Bloating that occurs due to GERD, can be prevented by avoiding foods that cause acid reflux. 2  Antacids may also help relieve pain as a result of bloating.