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.
Answers.comÂ® is making the world better one answer at a time. A person's gallbladder may stop working for a variety of reasons. Namely, it may be filled with stones or infected. If this is the case, the person will want to have their gallbladder removed so it does not cause them pain. 1 person found this useful.