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.
Some of the complications of gastroparesis include: 1  Food that stays in the stomach too long can ferment, which can lead to the growth of bacteria.  Food in the stomach can harden into a solid collection, called a bezoar. Bezoars can cause obstructions in the stomach that keep food from passing into the small intestine.
Your stomach rumbles to signal to you that it is empty and needs food. According to gastroenterologist Michael F. Picco of the Mayo Clinic, your digestive system releases hormone-like substances to tell your brain it is time to eat.our brain sends the message to your stomach and intestines, which releases acids that can cause your stomach to rumble. So, a rumbling stomach is often just a hunger sign and not indicative of a problem.