Human Digestion Checkpoint The digestive system is composed of the digestive or alimentary tube and accessory digestive organs. Your digestive system started working even before you took the first bite of your food or meal. Salivary glands located in the mouth that produce saliva, begins the digestive process sight and smell of food. After food enters the mouth, the food is partly broken down by the process of chewing and by the chemical action of salivary enzymes, transforming it into a bolus toward the back of your throat and into the opening of your esophagus, the second part of the digestive tract (Enchanted learning, 2009). From the mouth, the bolus goes through the pharynx into the esophagus (is like a stretchy pipe that is about 10 inches,”25 centimeters” long). The bolus travels from the esophagus into the stomach, where it is mixed into a semi liquid mass called chyme (Corptrain.Phoeneix.edu, n.d). After being in the stomach, food enters the duodenum, the first part of the small intestine (The small
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Digestive System, Large intestine, 2 inches, 5 centimeters, 10 inches