Stomach. When the stomach is empty, the inside has small folds called rugae. Rugae allow the stomach to expand to accommodate large meals. They also grip the food inside the stomach to help physically break it down. The average stomach can hold about 1.5 gallons of food and liquid at maximum capacity.
home image collection gallery list. The esophagus is the tube that connects the mouth and throat (pharynx) to the stomach. The esophagus is muscular, pink in color, and approximately 8 inches long.
Picture of Stomach. The stomach is the muscular organ that receives food and drink after they travel down the esophagus. The separation between the esophagus and the stomach is a valve called the lower esophageal sphincter. The stomach lining contains muscular folds called rugae.