Ice and water never fail to keep the hooligans entertained. A backyard water wall is easy to make with a few recyclable containers. The hooligans have enjoyed hours of fun with this one over the years. Sand, water and soap are all you need to set up a pretend coffee shop for your little ones.
Print. 1  Pylorus. Pylorus The pylorus is a muscular valve that holds food in the stomach until it is ready for the next stage in the digestive process. 2  Pyloric stenosis. Pyloric stenosis In pyloric stenosis, the pylorus muscles thicken, blocking food from entering the baby's small intestine.
Also known as chymus, it is the liquid substance found in the stomach before passing through the pyloric valve and entering the duodenum. It results from the mechanical and chemical breakdown of a bolus and consists of partially digested food, water, hydrochloric acid, and various digestive enzymes. Chyme slowly passes through the pyloric sphincter and into the duodenum, where the extraction of nutrients begins.