where is most digestion and absorption of nutrients take place
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- The primary organ of digestion and absorption of nutrients is the small intestine, especially the duodenum. In general, you could say the stomach breaks down the food, the s … mall intestine digests and absorbs the food, and the large intestine absorbs water. 4 people found this useful.
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definitions - Small intestinereport a problem The small intestine is where most chemical digestion in the human body takes place. Most of the digestive enzymes in the small intestine are secreted by the pancreas and enter the small intestine via the pancreatic duct. The three major classes of nutrients that undergo digestion are proteins, lipids (fats), and carbohydrates. Key Terms
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- In which two body organs does re-absorption of water take place? Where does absorption of nutrients into the bloodstream take place? The absorption of nutrients takes place in the small intestines, where they diffuse through the walls and are passed into the bloodstream. Making the world better, one answer at a time.
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Fundamentals of Human Nutrition/Absorption Nutrients within the gastrointestinal tract are of high concentration and through absorption and diffusion move into the bloodstream, an area that contains these nutrients in a lower concentration, to be utilized by the human body.
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Digestive System: Nutrient Absorption Digested food broken down in the small intestine is the size of molecules and can now pass through the villi into the blood stream through the process of diffusion. Digested molecules of food, as well as water and minerals from the diet, are absorbed from the cavity of the upper small intestine. Most absorbed materials cross the mucosa into the blood and are carried off in the bloodstream to other parts of the body for storage or further chemical change.
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In which organ does the majority of the digestion and absorption occur? Small intestine. The stomach is basically a holding area that feeds food gradually into the small intestine, where most of the digestive process and almost all of the absorption occur. The large intestine hold primarily waste, though some water absorption occurs there.Source(s): biologist.mall intestine. The stomach is basically a holding area that feeds food gradually into the small intestine, where most of the digestive process and almost all of the absorption occur. The large intestine hold primarily waste, though some water absorption occurs there. Source(s): biologist.
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- Nutrients are absorbed throughout the digestive process. Specific nutrients are absorbed in the stomach and large intestines, but the majority of nutrients are absorbed in the… small intestines. Answers.com® is making the world better one answer at a time.
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The Anatomy of Digestion The Process of Digestion. Digestion is a series of physical and chemical changes by which food taken into the body undergoes hydrolysis (addition of water) and is broken down in preparation for absorption from the digestive tract into the bloodstream. Digestion takes place in the alimentary canal. In the upper section of the tract, mechanical digestion is accomplished by the chewing and grinding of food into smaller pieces, which are then pushed along the digestive tract.
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Digestion and Absorption of Food - The Human Physiology Glands lining the stomach secrete hydrochloric acid that dissolves food particles and protein-digesting enzymes, called pepsin. Final stages of digestion and most of the nutrient absorption occurs in next portion of the tract: the small intestine.
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Your Digestive System The mouth is the beginning of the digestive tract. In fact, digestion starts here as soon as you take the first bite of a meal. Chewing breaks the food into pieces that are more easily digested, while saliva mixes with food to begin the process of breaking it down into a form your body can absorb and use.eristalsis (contractions) is also at work in this organ, moving food through and mixing it up with digestive secretions. The duodenum is largely responsible for continuing the process of breaking down food, with the jejunum and ileum being mainly responsible for the absorption of nutrients into the bloodstream.
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- Small Intestine: The small intestine is where most chemical digestion occurs. After the stomach empties the food and juice mixture into the small intestine, the juices of two other digestive organs mix with the food to continue the process of digestion. One of these organs is the pancreas.
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- carrier proteins into the epithelial cells that form the mucosal lining of the digestive tract. This process of breaking down food is called digestion, and occurs primarily within three particular segments of the digestive tract: the mouth, the stomach, and the small intestine. Digestion occurs through two different
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Digestion and Absorption Digestion is the breakdown of food into smaller particles or individual nutrients. It is accomplished through six basic processes, with the help of several body fluids—particularly digestive juices that are made up of compounds such as saliva, mucus, enzymes, hydrochloric acid, bicarbonate, and bile.ost of the end-products of digestion, along with vitamins, minerals, and water, are absorbed in the small intestinal lumen by four mechanisms for absorption: (1) active transport, (2) passive diffusion, (3) endocytosis, and (4) facilitative diffusion. Active transport requires energy.
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Where does most of the nutrient absorption take place? The small intestine or small bowel is the part of the gastrointestinal tract between the stomach and the large intestine, and is where most of the digestion and absorption of food takes place. The small intestine has three distinct regions – the duodenum, jejunum, and ileum. The duodenum receives bile and pancreatic juice through the pancreatic duct, controlled by the sphincter of Oddi. The primary function of the small intestine is the absorption of nutrients and minerals from food.
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Which part (organ) of the digestive system does most digestion take place? Duodenum > Where protein digestion occur. Absorption of nutrients such as carbohydrates and most minerals occur here. Jejunum > Longest segment of the digestive tract. Absorption of carbohydrates and proteins continue here. Ileum > Where calcium, iron, fats, and bile salts get absorbed.
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Small Intestine: Nutrient Absorption and Role In Digestion The majority of digestion and absorption of nutrients takes place in the small intestine. In this lesson, you will learn about unique modifications within the walls of the small intestine, such as microvilli, villi, and circular folds. These structures increase absorption of nutrients.our small intestine is the section of your digestive tract where the majority of nutrient absorption takes place. In this lesson, you will learn about the unique modifications within the wall of the small intestine that allow for maximum absorption. We previously learned that the small intestine is about 20 feet long.
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Absorption Absorption of nutrients occurs partially by diffusion through the wall of the small intestine. Describe the role played by the small intestine in absorption of nutrients. Digested food is able to pass into the blood vessels in the wall of the small intestine through the process of diffusion.
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- Water absorption takes place in the large intestine which is separated from the improperly digested food and sent to several parts of the body. . . That is a grade 7 answer be…cause I am in grade 7.
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Your small intestine and digestion The small intestine is the location in the body where the majority of the nutrients from ingested food are absorbed. Whereas the stomach is responsible for the churning and mechanical breakdown of food, the small intestine is very important for absorption.he ileum is preceded by the jejunum. This section of the small intestine is approximately 6 to 12 feet (3.5 meters) long. The ileum absorbs mainly vitamin B12, other water soluble vitamins, bile salts, and nutrients that were not absorbed in the jejunum.
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Where does most of the nutrient absorption take place? The small intestine or small bowel is the part of the gastrointestinal tract between the stomach and the large intestine, and is where much of the digestion and absorption of food takes place.he small intestine has three distinct regions – the duodenum, jejunum, and ileum. It receives bile and pancreatic juice through the pancreatic duct, controlled by the sphincter of Oddi. The primary function of the small intestine is the absorption of nutrients and minerals from food.
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Fundamentals of Human Nutrition/Absorption Some absorption does occur in the stomach, however, absorption mainly occurs in the small intestine. The stomach wall contains two layers of muscle, and in the lining of the stomach there are gastric pits with gastric glands that secrete gastric juice.
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Where do digestion and absorption occur? The digestive system, also known as the alimentary canal, consists of many organs. The job of the digestive system is to break down our food into small particles so they are able to diffuse into our cells easily. Your mouth is the first site of digestion.
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Where do digestion and absorption occur? Absorption occurs in the digestive system when the nutrients move from the gastrointestinal tract to the blood or lymph. Defecation is the process of expelling what the body couldn't use.lmost all absorption occurs in the small intestine. The stomach simply uses its enzymes to break down food into smaller and smaller molecules. The most mech … anical digestion occurs in the stomach due to the constant churning motion. 2 people found this useful.
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- Digestion occurs in the stomach and the absorption of the nutrients occurs in your small intestine. 2 people found this useful. Edit. Share to: 1  The Five Major Parts of the Brain At its most basic, the brain controls the body.lmost all absorption occurs in the small intestine. The stomach simply uses its enzymes to break down food into smaller and smaller molecules. The most mech … anical digestion occurs in the stomach due to the constant churning motion. 2 people found this useful.
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Where do most of the chemical digestion and absorption take place? Best Answer: Although stomach plays a vital part in the whole scheme of digestion, if I had to chose one, I would say most of digestion and absorption occur in SMALL INTESTINES as Chymus from the stomach enters the duodenum.