Food moves down the esophagus by the peristalsis. The sph incter, a bankers wit muscle at the entrance of the stomach opens and closes to allow food to enter the stomach. 3. Stomach: Holds about 1qt of food for 3-4 hours and controls the rate at which it enters the small intestine. It also produces Chyme and Gastric Juices. 4. Small Intestine: 20ft (6m) long, 1in (2.5cm) in diameter. Consist of 3 parts the...If you want to get a full essay, order it on our website: BestEssayCheap.com
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