Essay on The Digestive System of the Human Body

Essay on The Digestive System of the Human Body

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The digestive system is a very important system in the human body. It is a group of organs that work together to turn food into energy and nutrients in the entire body. The food that was chewed in a humans’ mouth now passes through a long tube that is inside of the body that is known as the alimentary canal. The alimentary canal is made of the oral cavity, pharynx, esophagus, stomach, small intestines, and large intestines. Those few things are not the only important accessories of the digestive system there is also the teeth, tongue, salivary glands, liver, gallbladder, and pancreas.
The digestive system is very responsible for taking the whole food that people eat and turns them into energy and nutrients to allow the body to function, grow, and fix itself. The six primary processes of this system are ingestion of food, secretion of fluids and digestive enzymes, mixing and movement of food and waste throughout the body, digestion of food into small pieces, absorbing the nutrients, and the elimination of wastes. Ingestion is the first function of the digestive system, which is also known as the intake of food. The mouth is the reasoning for this process because through the mouth is the way food enters the body. The stomach and the mouth store food until your stomach is ready to digest the food that was just eaten. The reason why people can only eat a few times a day is because your body can only allow a certain amount of food depending on your body weight and type, and it cannot ingest more food than it can process at one time. The next step in Secretion, this happens in the course of the day. The digestive system secretes about 7 liters of fluid daily, but these fluids include saliva, mucus, hydrochloric acid, enzymes, and bile...


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...rmonal changes can play a high role in IBS. Most people who have IBS got it before the age of 35 and also most people have a family history of it.




Works Cited

Chronic Kidney Disease. Mayo Foundation for Medical Education and Research, 2014. Web. 20 May 2014.
Digestive Disorders Health Center. WebMD, 2014. Web. 20 May 2014.
Digestive Disorders Health Center. WebMD, 2014. Web. 21 May 2014.
Digestive System. Innerbody, 2013. Web. 20 May 2014.
Irritable Bowel Syndrome. Mayo Foundation for Medical Education and Research, 2014. Web. 20 May 2014.
Maintaining a Healthy Digestive System. Gastroenterological Society of Australia, 2013. Web. 20 May 2014.
National Digestive Diseases Information Clearinghouse (NDDIC). Skip NavigationU.S. DEPARTMENT OF HEALTH AND HUMAN SERVICES, 2014. Web. 20 May 2014.
Why Is Digestive System so Important? Bookrags, 2014. Web. 20 May 2014.

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Essay on The Digestive System of the Human Body

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