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Unformatted text preview: no longer active at that pH.
Once food is swallowed, smooth muscle in the esophagus carries the bolus by PERISTALSIS. Once food enters the esophagus, peristalsis is automatic. In fact, food can successfully reach the stomach while standing on your hands.
The bolus enters the stomach by passing through the GASTROESOPHAGEAL SPHINCTER. It is held shut by contraction of muscle. 1. Diaphragm 7. Right Medial Lobe of Liver 2. Round Ligament 8. Right Lateral Lobe of Liver 3. Falciform Ligament 9. Gall Bladder 4. Left Lateral Lobe of Liver 10. Spleen 5. Left Medial Lobe of Liver 11. Greater Omentum 6. Quadrate Lobe of Liver Gastroesophageal
sphincter esophagus Fundus Pylorus
GES stomach The LESSER CURVATURE of the stomach is anchored to the liver with the LESSER OMENTUM. It cannot move.
The esophagus and duodenal ends are anchored. As food fills the stomach, it can sag on the left side. The walls of the stomach have 3 muscle layers
These muscles do not contract to...
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