Digestion

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    body’s systems such as the, digestive, musculoskeletal, respiratory and circulatory, must work together to meet the demands placed upon the runner’s body. Firstly, the process of the digestive system can be broken down into four sections, ingestion, digestion, absorption and assimilation (Toole, Toole and Toole, 1999). Any food or drink which is ingested travels through the alimentary canal. It is aided by associated organ structures, where it undergoes mechanical and chemical means to achieve…

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    In this phase, solid is placed into the mouth and the lips are shut by the orbicularis oris facial muscle (VII). The food is mixed with salvia and masticated with the teeth, so it can pass through the esophagus for digestion. Sensory recognition is critical at this stage and the movement and timing patterns in this phase varies depending on the viscosity. The salvia and food has now created a bolus in which lateral movements of the tongue and mandible are made. Furthermore, the soft palate has…

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    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…

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    The oral cavity is responsible for the mechanical break-down of food. As food enters the mouth, the teeth begin to chew and the tongue moves the food around. The food particles mix with saliva, which contains digestive enzymes, and becomes slippery. This enables the food to become easier to swallow, allowing it an easier passage as it move into the pharynx, esophagus, stomach, intestines, and finally the colon, which allows it to be evacuated from the body through the rectum. The oral cavity is…

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    system is the mechanical force behind the digestive system. Beginning when you take a bite, your muscular system aids your digestive system. Chewing and swallowing are done by the muscular system; muscles surrounding your stomach churn up food to aid digestion; muscles transport digested food through your intestines and eventually out of your body. (The muscles for chewing and swallowing are voluntary muscles; the rest are involuntary.) Another system is the respiratory and the circulatory,…

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    Dog's Digestive System

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    digesting of food absorbing of nutrients Dog's digestive systems work differently to that of a human, for instance the digestion process begins in the stomach for dog's and in the mouth for humans. It is important for owners to have some idea of how the digestive system works in dog's so they can look out for symptoms that may signal the dog is unwell. The process of digestion begins after the food has passed through the mouth and traveled down the esophagus. The food then enters the…

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    The Digestive System

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    1. Introduction This illustrated report will be concentrating on the digestive system and the detail of digestion, including mechanical and chemical digestion, extracellular and intracellular digestion. It will highlight how enzymes work within the digestive system, which ones and where they are produced. It will show the importance of metabolism and its two categories anabolism and catabolism, there will also be an illustration of how nutrients are processed during anabolism and catabolism. It…

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    Horse BCS Analysis

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    The majority of digestion and absorption occurs in the small intestine of the horse. Carbohydrate and protein digestion and absorption mainly occur in the small intestine while the main site of the digestion of fiber is in the hindgut of the horse, which is composed of the colon and cecum (Hintz and Cymbaluk, 1994). The fermentation that occurs in the colon and…

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    Oesophagus Research Paper

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    when it receives the food and contains salivary amylase; this begins the digestion of carbohydrates as well as lubricating the mouth and helping the formation of the bolus. The taste buds on the tongue provide unusual sensations of tasting the food and the oral cavity also plays a vital part in speech and other body processes. Movement inside the oral cavity begins when the food begins to be chewed up by the teeth, this then starts to form the bolus. Next, swallowing begins. Swallowing starts…

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    digestive tract includes the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. Some accessory organs of the digestive tract include the teeth, tongue, and various glandular organs such as salivary glands, liver and the pancreas. Digestion is important for breaking down food into nutrients, which the body uses for energy, growth, and cell repair. Food and liquids must be changed into smaller molecules of nutrients before the blood absorbs them and carries them to the…

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