Small intestine

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  • What Is A Small Intestine?

    The main job of the small intestine is to break down digested material (assimilation) with the use of chemicals in order to break down large molecules of food into little molecules and to absorb most of the nutrients from everything we eat or drink through the intestine walls via the process of diffusion. As written in IvyRose Holistic website, “Digested material may be transported into blood vessels in the wall of the small intestine by the processes of simple/passive diffusion, facilitated diffusion, primary active transport, or secondary active transport.” (2016, para. 12). So digestion means the process where food and drink are broken down into very small pieces in order for the body to be able to use them sustain cells and for energy.…

    Words: 711 - Pages: 3
  • Small Intestine Research Paper

    The small intestine consists of three divisions: The duodenum is the uppermost division and the part to which the pyloric end of the stomach attaches. it is about 25 cm (10 inches) long and is shaped roughly like the letter C. The name duodenum , meaning " 12 fingerbreadths," refers to the short length of this intestinal division. The duodenum becomes jejunum at the point where the tube turns abruptly forward and downward . The jejunal portion continues for approximately the next 2.5 m (8…

    Words: 937 - Pages: 4
  • Digestive System Research Paper

    Function 1. Mouth The first part of the digestive system, or tract, is the mouth. The mouth provides an important role in the consumption of food at is the primary entry point. The mouth also chews the food which breaks it up into small, more easily digestible pieces. The saliva present within your mouth mixes with the food to start the process of digestion. 2. Esophagus The esophagus is the gateway for food from…

    Words: 810 - Pages: 4
  • Factors Of Crohn's Disease

    the end of the small intestine to the beginning of large intestine. It affects the mental and physical capacity of the individual, causing one to feel worthless and depressed because of the complications from the disease. The Crohn’s disease is classified with inflammatory bowel disease (IBD), irritable bowel, and ulcerative colitis,…

    Words: 1530 - Pages: 6
  • Lactose Intolerance

    chronic digestive disorder in which a person’s intestinal tract lacks the ability to make lactase. It results from a drop in or disruption of the production of lactase in the small intestine. The small intestine is a primary part of the digestive system, and is the longest part of the gastrointestinal tract and makes up about three quarters of the digestive system. It is a hollow tube like organ that connects to the stomach one end and the large intestine on the other. The small intestine is…

    Words: 561 - Pages: 3
  • Causes Of Crohn's Disease

    Diseases are considered to be autoimmune disease. In all gastrointestinal tracts there is beneficial bacterial flora, which aids with digestion. The immune system usually attacks and kills any foreign invaders or antigens. Antigens can be viruses, bacteria, or other foreign invaders. In normal individuals, the normal bacterial flora of the intestines is protected from the attacks from the immune system. Individuals with Inflammatory Bowel Disease these beneficial bacterial flora are mistaken as…

    Words: 2790 - Pages: 11
  • Essay On Digestive System

    The digestive system is a group of organs that convert food into energy to feed the entire body. The alimentary is made up of the pharynx, esophagus, stomach, small intestines, and large intestines. Organs of the digestive system include the teeth, tongue, salivary glands, liver, gallbladder, and pancreas. In the digestive system it all begins with the mouth. Inside the mouth are many organs that help the food to be chopped up and swallowed . Teeth chop food into small pieces, which are…

    Words: 685 - Pages: 3
  • Digestion Essay

    rhythmic contractions of smooth muscle in the esophagus and the intestines that aids in the progression of food through the tract. Peristalsis is controlled by the parasympathetic nervous system. When digestion begins, signals are sent to and from the brain that controls movement and the release of enzymes or hormones. There are two types of nerves that control digestion: extrinsic and intrinsic. Extrinsic nerves control movement, such as peristalsis. Intrinsic nerves control the release of…

    Words: 744 - Pages: 3
  • Essay On Human Digestive System

    Eating green vegetables and fruits can keep our digestive system healthy because it contains dietary fibers and it helps to stimulate our large intestine. Doing exercise can keep our digestive system healthy because it can improve blood flow to the intestine and colon. 5.0 Disease that affect the system Gastroesphageal Reflux Disease (GERD) is a disease which affect the digestive system. Weakness of the valve between the esophagus and stomach may allow stomach acid to reflux into the esophagus…

    Words: 889 - Pages: 4
  • Digestion Research Paper

    The chymes higher pH does not trigger sodium bicarbonate nor the release of the enzymes produced by the pancreas. This can lead to duodenal ulcers. The pancreatic enzymes help with the digestion of carbohydrates, proteins, lipids and nucleic acids (Mcat-review 2015) An alkaline environment is required for the release of bile and therefore the digestion of fat and it’s absorption. This means that vital fat soluble vitamins (A, D, E, K) are lost (Fox and Cameron 2006). They also state that the…

    Words: 1061 - Pages: 5
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