week 2 Human_Digestion

week 2 Human_Digestion - gallbladder will help to digest...

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1 Human Digestion John Sherrow SCI 241/ ROCHELLE HELMINSKI Wednesday, May 18, 2011
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2 Human Digestion The beginning of the digestive system starts with the salivary glands. They activate at the sight and smell of food. Once the food passes into the mouth, the teeth, tongue, and salivary glands moisten and break down the food, now called bolus, so that it can go down the esophagus (Human Digestion Activity, 2010). The bolus then goes to the stomach where it is mixed with acid (Human Digestion Activity, 2010). The food is now in a semi-liquid form and is called chyme (Human Digestion Activity, 2010). The chyme usually empties from the stomach in 2 to 6 hours (Human Digestion Activity, 2010). Once it has left the stomach, the chyme goes into the small intestine where most of the nutrition from the food is absorbed (Human Digestion Activity, 2010). Bile from the liver and
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Unformatted text preview: gallbladder will help to digest and absorb fat (Human Digestion Activity, 2010). Digestive enzymes and bicarbonate secretions from the pancreas aid also aid in the digestive process (Human Digestion Activity, 2010). Anything that is not absorbed in the small intestine will they enter into the large intestine (Human Digestion Activity, 2010). The large intestine has a colon and rectum (Human Digestion Activity, 2010). In the colon, there is even more absorption of water, vitamins, and minerals (Human Digestion Activity, 2010). 3 In conclusion, the rest of the materials that are not absorbed are then eliminated from the body from the anus in the form of feces (Human Digestion Activity, 2010). 4 REFERENCES: Human Digestion Activity (2010) SCI 241 Week 2. Retrieved on May 20,2010 from: http://corptrain.phoenix.edu/axia/sci241/sci241-digestivetract.html...
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week 2 Human_Digestion - gallbladder will help to digest...

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