what is the key function of sphincters found along the digestive system?
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The pyloric sphincter is a band of smooth muscle at the junction between the pylorus of the stomach and the duodenum of the small intestine. It plays an important role in digestion, where it acts as a valve to controls the flow of partially digested food from the stomach to the small intestine.
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The colon is part of the large intestine, the final part of the digestive system. Its function is to reabsorb fluids and process waste products from the body and prepare for its elimination. The colon consists of four parts: descending colon, ascending colon, transverse colon, and sigmoid colon.
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['Makes bile, which helps carry away waste and break down fats in the small intestine during digestion.', 'Makes certain proteins for blood plasma.', 'Makes cholesterol and special proteins to help carry fats through the body.', 'Stores and releases glucose as needed.']
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Structure and Function The internal urethral sphincter regulates involuntary control of urine flow from the bladder to the urethra, and the external urethral sphincter provides voluntary control of urine flow from the bladder to the urethra.
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The digestive system is a group of organs working together to convert food into energy and basic nutrients to feed the entire body. Food passes through a long tube inside the body known as the alimentary canal or the gastrointestinal tract (GI tract).
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Functions are digestion and absorption. Completed in the small intestine. Presence of chyme in the duodenum stimulates enzyme production in the small intestine. Accessory organs such as liver, pancreas and gallbladder also produce digestive enzymes.
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The digestive system is responsible for taking whole foods and turning them into energy and nutrients to allow the body to function, grow, and repair itself. The six primary processes of the digestive system include: Ingestion of food. Secretion of fluids and digestive enzymes.
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The gallbladder is a small storage organ located inferior and posterior to the liver. Though small in size, the gallbladder plays an important role in our digestion of food. The gallbladder holds bile produced in the liver until it is needed for digesting fatty foods in the duodenum of the small intestine.
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The digestive system works very closely with the circulatory system to get the absorbed nutrients distributed through your body. The circulatory system also carries chemical signals from your endocrine system that control the speed of digestion.
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The anus is the last part of the digestive tract. It is a 2-inch long canal consisting of the pelvic floor muscles and the two anal sphincters (internal and external). The lining of the upper anus is able to detect rectal contents. It lets you know whether the contents are liquid, gas or solid.
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The digestive system has three main functions. They are digestion, absorption, and elimination.
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The first function of the digestive system is ingestion, or the intake of food. The mouth is responsible for this function, as it is the orifice through which all food enters the body. The mouth and stomach are also responsible for the storage of food as it is waiting to be digested.
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What are the functions of the Urinary System? The main function is to eliminate waste from the body. The kidney, ureters, urinary bladder, and the urethra all work to clean up the waste made by the cells in the body.
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Functions of the Digestive System The digestive system has three main functions relating to food: digestion of food, absorption of nutrients from food, and elimination of solid food waste. Digestion is the process of breaking down food into components the body can absorb.
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Functions of the duodenum The main tasks of the duodenum are: neutralization of the acidic gastric juice through production of alkaline secrets. mechanical processing and digestion of chyme. mixing bile and pancreatic enzymes.
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The type of muscle found in the digestive system is called smooth muscle. Smooth muscle is one of three major types of muscle tissue in the body.
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The digestive system is made up of the alimentary canal (also called the digestive tract) and other organs, such as the liver and pancreas. The alimentary canal is the long tube of organs — including the esophagus, stomach, and intestines — that runs from the mouth to the anus.