The Human Digestive System Essay. Words4 Pages. When we eat, the nutrients and energy we need in order to function have to be extracted from food and absorbed into the body. The process responsible for this is known as digestion. The human digestive system has to be able to process our omnivorous feeding habits and diet, and has adapted this to function at an optimum level and is · Essay # 1. Organs of Digestive System: Digestion means simplification of complex foods. It is the process of breaking various foodstuff into simple products. The complex foods like carbohydrates, proteins and fats are converted into glucose, amino acids and fatly acids respectively by the action of digestive blogger.comted Reading Time: 6 mins · Digestive System The gastrointestinal system extends from the mouth to the anus. It includes the oral cavity, esophagus, stomach, duodenum, small and large intestine, rectum and the anus. The digestive system also includes other organs responsible for digestion, namely the liver, gall bladder and the pancreas
Digestive System Essays: Examples, Topics, Titles, & Outlines
Digestive System Diseases and Disorders The digestive system essay system is made up of the "digestive tract" -- which is, according to the National Digestive system essay of Health, a "series of hollow organs joined in a long, twisting tube from the mouth to the anus" -- and additional organs that are part of the system that helps humans "break down and absorb food" National Institutes of Health -- NIH, If something goes wrong in the digestive system it can have serious consequences for the individual.
This paper identifies some of the disorders that are associated with the digestive system. The organs that are part of the digestive system include the mouth, the esophagus, the stomach, the small and large intestines the large intestine is also called the "colon"the rectum and the anus NIH, p. The digestive system is one of the most important parts of the human body because food….
Works Cited Medline Plus. Digestive System. National Institutes of Health. Medline Plus. Foodborne Illnesses. National Digestive Disease Information Clearinghouse. Your Digestive System digestive system essay How.
Digestive System The gastrointestinal system extends from the mouth to the anus. It includes the oral cavity, esophagus, stomach, duodenum, small and large intestine, rectum and the anus. The digestive system also includes other organs responsible for digestion, namely the liver, gall bladder and the pancreas.
By way of the peristaltic movements of the tract and enzymes secreted from these organs, food is digested and absorbed; to be either stored in the body, or used as energy. Nerves and blood vessels also play a major role in the digestive system.
Kumar, Diseases of the digestive system are a major cause of morbidity and mortality worldwide. Approximately ten percent of all general practitioner consultations in the United Kingdom are due to digestive problems, digestive system essay, with a majority resulting from diarrhea.
Boon, The highest cost per year…. Boon, Nicki R. Colledge, Brian R. Walker, John A. Davidson's Principles and Practice of Medicine India, Elsevier. Kumar Digestive system essay, Fausto Mitchel. Robbins Basic Pathology India: Elsevier. The burden of selected digestive diseases in the United States. Dent introduces bill to support colorectal cancer. It is also at this point that other organs begin to play a major role in the digestive process.
The pancreas, located adjacent to the small digestive system essay, secretes several enzymes that variously break down carbohydrates much further than they were broken down in the mouth or the proteins that began to met their demise in the stomach NDDIC The liver produces a bile that breaks down fats and makes the constituent parts into small enough droplets that they can be suspended in water and utilized in chemical processes in the body NGS All of this digestion takes place in the duodenum.
The small intestine continues, however, and throughout the entire small intestine are countless villi, or little finger-like hills that greatly increase the inner surface area of the smooth-muscled tube that is the small intestine Discovery It is through the cells digestive system essay these digestive system essay that the nutrients,…, digestive system essay. References Discovery. html Enchanted Learning.
Again, most of the "action" of the accessory organs and their products takes place in the small intestine where the major work of both breaking down and absorbing nutrients takes place SUNY It is here that the enzymes secreted by the pancreas and liver arrive to do their work, and it is through the small intestine -- and primarily through the duodenum -- that carbohydrates, digestive system essay, proteins, and lipids fats as well as other vitamins and mineral nutrients reach the lymph and circulatory systems that carry them throughout the body where they are useful MNSU Pancreatic amylase, one of the enzymes secreted by the pancreas, continues the breakdown of starches that begins in the mouth, converting digestive system essay carbohydrates into maltose SUNY References Advameg.
html Gillson, digestive system essay, S. htm MNSU. Accessed 30 September shtml Smith, M. Digestive system essay digestive system. Philadelphia: Elseiver. nervous and digestive systems at reptiles, emphasizing their main characteristics and briefly compare them to the digestive system essay and digestive systems at other vertebrates. In this sense, referring to the reptilian nervous systems, many authors have found common basis and similarities between the nervous systems of reptiles and other higher vertebrates, including mammals These similarities manifest themselves both in the form of anatomical and physiological resemblances.
The main difference between the reptilian brain and that of higher vertebrates such as mammals relates to "the size of the cerebral hemispheres" As such, the reptilian nervous system is formed of two different components: the central nervous system CNS and the peripheral nervous system PNS.
The central nervous system is composed of the brain and the spinal cord, while the peripheral nervous system is composed of all nervous tissues and structures that do not actually belong to the CNS. As at other vertebrates, digestive system essay, the…. Bibliography 1.
Adaptive Anatomy and Physiology of Digestive System of the Lizard. html 2. Digestive System of Snakes Class Digestive system essay Order Squamata. htm 3. Wyneken, Jeanette and Mader, Douglas R. Reptilian Neurology: Anatomy, digestive system essay, Function digestive system essay Clinical Applications.
Encyclopaedia Britannica. Encyclopaedia Britannica Premium Service. Human digestive system is composed of multiple parts, including the mouth pharynx, throat, palate, tongue, teethstomach, small intestine, large intestine, liver, pancreas, salivary glands, bowels, digestive system essay, and many more. The sole purpose of the digestive system is to break down digestive system essay that are eaten, so that the food might be absorbed into the bloodstream. The existence of a digestive system sets animals apart from plants.
Digestion consists of a physical and chemical breakdown of food. Because of the complexity and large size of the digestive system, diseases that can interfere this body system are numerous and varied in their modes of transmission, their symptoms, their treatments, and their possible short-term and long-term effects.
This paper will focus on three such diseases: Cirrhosis of the liver caused by viral Hepatitishookworm disease caused by hookwormsand cholera caused by Vibrio cholerae. The large size of the digestive system, along with the….
Works Cited Carson-Dewitt, digestive system essay, Rosalyn S. jhtml Center for Disease Control CDC. htm McNeill, William H. Plagues and Peoples. New York: Anchor Press. Hepatitis and Liver Disease: What you need to know. New York: Penguin Putnam, digestive system essay, Inc. Digestive Disorders: Inflammatory Bowel Disease and Irritable Bowel Syndrome It is important to note that in some instances, the symptoms patient present could be tied to a myriad of disorders.
This has in some quarters led to misdiagnoses. Both inflammatory bowel disease IBD and irritable bowel syndrome IBS present a number of similar symptoms. National Library of Medicine, In essence, the movement of food in the intestines is enhanced by the relaxation and contraction of the intestines.
When the said contraction as well as relaxation does not follow the normal pattern, symptoms of IBS are likely to present. In basic terms, the….
Lipids and Proteins Lipids Lipids are fats and they are important to our health. When chemically digesting these lipids or fats, these molecules are broken down into smaller ones that can be more readily passed through the digestive system and into the bloodstream.
This fat is transformed into triglycerides and can be used by the body for energy at a later time. Lipids like almost all food is first mechanically digested by the mouth. During this process the first chemical reaction begins when the saliva begins to break down the fat. As the fat is digestive system essay, enzymes called lipases within the mouth and stomach break the bonds of the lipid molecules an prepare them for absorption.
The digestive system essay bladder and pancreas becomes involved in this process as bile salts are released from these organs and secreted in the small intestine. These chemicals signal to further digest the food by breaking…. Digestive Disorder: Diverticulitis Patient history The patient is a year-old female with a family history of colorectal cancer mandating regular colonoscopies before the age of The patient's diverticulosis was discovered during a routine colonoscopy at age She was asymptomatic for 2 years, but developed diverticulitis at age When she began experiencing significant pain her lower left abdominal area, she suspected diverticulitis, called her gastroenterologist who referred her to the emergency room for a cat scan, digestive system essay, which confirmed the diagnosis, and then given a course of antibiotics, which resolved the issue.
Diverticulitis "Diverticulitis develops when feces become trapped in pouches diverticula that have formed along the wall of the large intestine. This allows bacteria to grow and cause an infection or inflammation and pressure that may lead to a small perforation or tear in the wall of the intestine.
Peritonitis, an infection of the lining of the abdominal…. References Davis B.
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The Human Digestive System Essay. Words4 Pages. When we eat, the nutrients and energy we need in order to function have to be extracted from food and absorbed into the body. The process responsible for this is known as digestion. The human digestive system has to be able to process our omnivorous feeding habits and diet, and has adapted this to function at an optimum level and is · Essay # 1. Organs of Digestive System: Digestion means simplification of complex foods. It is the process of breaking various foodstuff into simple products. The complex foods like carbohydrates, proteins and fats are converted into glucose, amino acids and fatly acids respectively by the action of digestive blogger.comted Reading Time: 6 mins · Digestive System The gastrointestinal system extends from the mouth to the anus. It includes the oral cavity, esophagus, stomach, duodenum, small and large intestine, rectum and the anus. The digestive system also includes other organs responsible for digestion, namely the liver, gall bladder and the pancreas
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