digestion(breakdown large molecules into their building blocks; occurs in the mouth‚ stomach‚ & small intestines)‚absorption(transport of nutrients from the blood or lymph)‚ and defection(elimination of waste in a solid form) Identify three ways the small intestine is modified to increase the surface area for digestion and absorption. The plicae circulares‚ villi‚ and microvilli are modifications of the small intestine for digestion and absorption. The plicae circulares are circular folds of the mucosa
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HUN 4446 Exam 2 Study Guide Lactose Mal Digestion/ Malabsorption 1. What are the products of lactose digestion? -The products of lactose digestion are glucose and galactose. 2. What is lactase deficiency? -Lactase deficiency is a deficiency in the enzyme that breaks down lactose. The causes of lactase deficiency include congenital defects‚ secondary lactase deficiency‚ and primary (acquired). 3. Define lactose maldigestion‚ identify the potential etiologies of lactose maldigestion‚ and describe
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There are different systems working together and form a human body work permit. One of this system is the important digestive system which consist of a cluster of organs‚ including the mouth‚ stomach and intestines. These organs allow the digestion of food. That means that digestion? It is a process of breaking down food into smaller components to make it easier absorption. There are three main steps in the digestive process: ingestion‚ digestion and absorption. The first step of the digestive process
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the stomach and the small intestine. The stomach’s muscular walls hold‚ mix‚ and grind food. It secretes acid that continues to break down your food. The food then moves to the small intestine‚ non-liquid remains are released from the stomach and continue through the intestines to be removed completely. The duodenum‚ jejunum‚ and ileum are the three parts that make up the intestine. They all break down food using enzymes from the pancreas and bile from the liver. In the intestine is where the body
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of the monogastric stomach (for example that of the human or pig)‚ and digesta is digested here in much the same way. Digesta is finally moved into the small intestine‚ where the digestion and absorption of nutrients occurs. Microbes produced in the reticulorumen are also digested in the small intestine. Fermentation continues in the large intestine in the same way as in the reticulorumen. Posted by Kriti Mushnuri(student) 2 days‚ 23 hours ago The procees of digestion is completedd through four chambers
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purposes Rectum is the terminal end of the large intestine and the entire digestive system -Water to moisten -Macintosh lubricate -Bicarbonates to buffer acids -Enzyme amylase to Breakdown carbs. The ESOPHAGUS is the hollow muscular tube that leads from the mouth to the opening of the stomach. The STOMACH is a hollow muscle that contracts and relaxes to integrate digestive juices with the food causing it to breakdown. The SMALL INTESTINE is the next organ in the digestive system that is
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mouth‚ sensory impulses to the brain stem and parasympathetic impulses to salivary glands. Swallowing his food happens when the muscles in his tongue and mouth move the food into his pharynx. The pharynx‚ which is the passage way for food and air‚ a small flap of skin called the epiglottis closes over the pharynx to prevent food from entering the trachea and causing choking. For swallowing to happen correctly a combination of 25 muscles must all work together at the same time. After being chewed and
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Amber Brodhurst Human Anatomy & Physiology II West Palm Beach‚ FL Zachary’s Story Zachary’s Story is about a 12- year old boy who has been in an out of the hospital twelve times in the last two years. When Zach first started getting stomach aches‚ his mother‚ Sandra‚ thought it was just something he had eaten or maybe even the flu. Zach’s pain continued to increase; when he used the bathroom it was almost exclusively diarrhea‚ it smelled horrible‚ and he said it was painful. Zachary was
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roughage feedstuffs‚ including forages. Their digestive system is composed of the mouth‚ tongue‚ gall bladder‚ pancreas‚ the four compartment stomach (rumen‚ reticulum‚ omasum‚ and abomasum)‚ salivary glands‚ the small intestine (duodenum‚ jejunum‚ and ileum)‚ esophagus and the large intestine (cecum‚ colon‚ and rectum) (Brooker‚ 5). Mouth and Teeth A ruminant animal uses its mouth and tongue to harvest forages and consume feedstuffs during grazing. Cattle pick up feeds during grazing by grasping
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the body ’s glucose or sugar level. The pancreas is a 6- to 10-inch long organ; it is spongy and shaped somewhat like a fish that is extended horizontally across the abdomen. It is here where the stomach empties partially digested food into the small intestine and this chyme mixes with the secretions from the pancreas. There are two main types of tissue found in the pancreas: exocrine tissue and endocrine tissue. Most of the pancreas - about 95% - is exocrine tissue that produces pancreatic enzymes
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