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the stomach takes ............. hours to empty, depending on the size and type of meal
The contents of the stomach are mixed with acid and digestive juices to produce a slushy acidic mixture called .
This is a wave-like action of rhythmic contractions and relaxations of the muscle along the gastrointestinal tract.
The stomach lining holds millions of glands that produce
The food goes into stomach through tow way valve called oesophageal sphincter
After you swallowing the food and enter to esophagus ,the food is moved along the esophagus by a mascular action known a peristalsis
During swallowing the larynx is pulled up to make the epiglottis close over it which prevents food from entering the lung
