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.
H. pylori is a helix-shaped (classified as a curved rod, not spirochaete) Gram-negative bacterium about 3 Î¼m long with a diameter of about 0.5 Î¼m. It is microaerophilic; that is, it requires oxygen, but at lower concentration than is found in the atmosphere.