Labels:daily | hakham OCR: ESOPHA GUS HE OESOPHAGUS provides a passageway for podj between your throat and your stomach. It is a flattened tube when empty measuring about 25 cm 10 inches) long butit opens ur to receive balls, or boluses, chewed food. Once in the oesophagus, food passes down automatically the stomach. Muscle movements squeeze the bolus umop your oesopha gus in a process known as peristalsis The lower end of the oesopha gus has a thicker muscle wall known asa sphincter which relaxes to let podj pass through into your stomach vour uscle
