which of the body parts is not involved in mechanical digestion?
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Enzymes break the food into nutrients, that are processed in the large and small intestines. The small intestine absorbs the nutrients and send it to the bloodstream. It also does most of the Chemical Digestion, while there is absolutely no Mechanical Digestion.
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Mechanical digestion begins in the mouth as the food is chewed. Chemical digestion involves breaking down the food into simpler nutrients that can be used by the cells. Chemical digestion begins in the mouth when food mixes with saliva. Saliva contains an enzyme (amylase) that begins the breakdown of carbohydrates.
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Digestive system. Digestion is the breakdown of carbohydrates, proteins and fats into small soluble substances to be absorbed into the blood. Amylase, proteases and lipases are enzymes that are important in digestion.
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Overview. The human body uses the process of digestion to break down food into a form that can be absorbed and used for fuel. The organs of the digestive system are the mouth, esophagus, stomach, pancreas, liver, gallbladder, small intestine, large intestine and anus.
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6PW Digestion Overview Digestion works by moving food through the GI tract. Digestion begins in the mouth with chewing and ends in the small intestine. As food passes through the GI tract, it mixes with digestive juices, causing large molecules of food to break down into smaller molecules.
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Regions of the digestive system can be divided into two main parts: the alimentary tract and accessory organs. The alimentary tract of the digestive system is composed of the mouth, pharynx, esophagus, stomach, small and large intestines, rectum and anus.
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Summary. The digestive system consists of organs that break down food, absorb its nutrients, and expel any remaining food waste. Digestion is the process of breaking down food into components that the body can absorb. It includes mechanical digestion and chemical digestion.
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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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Answer and Explanation: The esophagus, stomach and intestines are all part of the digestive system.
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The digestive system has three main functions: digestion of food, absorption of nutrients, and elimination of solid food waste. Digestion is the process of breaking down food into components the body can absorb. It consists of two types of processes: mechanical digestion and chemical digestion.
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The pharynx (throat) is involved in both digestion and respiration. It receives food and air from the mouth, and air from the nasal cavities. When food enters the pharynx, involuntary muscle contractions close off the air passageways.
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Smooth muscle is found in the walls of hollow organs like your intestines and stomach. They work automatically without you being aware of them. Smooth muscles are involved in many 'housekeeping' functions of the body. The muscular walls of your intestines contract to push food through your body.
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Food passes from the frog's mouth into the stomach by way of the esophagus, just like humans. From the stomach, the food moves into the small intestine, where most of the digestion occurs. Large digestive glands, the liver and the pancreas, are attached to the digestive system by ducts. A gall bladder is also present.
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In physical digestion, your body mechanically breaks down food, grinding or smashing it into smaller pieces. However, during chemical digestion, enzymes, or tiny proteins, alter the structure of the food, which is made up of lots of atoms linked together.
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['What organs make up the digestive system? Your digestive system is uniquely constructed to do its job of turning your food into the nutrients and energy you need to survive. ... ', 'Mouth. ... ', 'Esophagus. ... ', 'Stomach. ... ', 'Small intestine. ... ', 'Pancreas. ... ', 'Liver. ... ', 'Gallbladder.']
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The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body.
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What are some examples of mechanical digestion? Your teeth chewing food. Mechanical digestion involves breaking down of food through movement of teeth for example while chemical digestion involves chemicals and enzymes in the optimum conditions.