The copyright symbols are those signs or symbols which when depicted on products or creations, imply that the concerned things are under complete copyright protection, and also that the owners of the copyrighted things hold all rights for taking every stern legal action against the infringers.
Picture of the Stomach. Â© 2009 WebMD, LLC. All rights reserved. The stomach is a muscular organ located on the left side of the upper abdomen. The stomach receives food from the esophagus. As food reaches the end of the esophagus, it enters the stomach through a muscular valve called the lower esophageal sphincter.The stomach secretes acid and enzymes that digest food.Ridges of muscle tissue called rugae line the stomach.he stomach receives food from the esophagus. As food reaches the end of the esophagus, it enters the stomach through a muscular valve called the lower esophageal sphincter. The stomach secretes acid and enzymes that digest food. Ridges of muscle tissue called rugae line the stomach.
The cardiac stomach is one of 2 stomachs found in sea stars. The cardiac stomach is a sac-like stomach located at the center of the body. It can be extended out of the organism's body to engulf and digest food. The other stomach is the pyloric stomach. Partially digested food in the cardiac stomach moves to the pyloric stomach to continue the digestive process. diagram: