About 10 inches long, it passes through the neck & goes past the heart, through the diaphragm & into the stomach
... (
Hiatus hernia is a protrusion of part of the stomach through the diaphragm to a... [DOC] [TLE] Hiatal Hernia: An Overlooked Cause of Disease [PAR] Pressure on or in the abdomen pushes the stomach up through the hiatus ... your 
food passes down a long tube known as the esophagus into the stomach.