salivary glands‚ liver and pancreas are considered to be accessory digestive organs. These organs produce saliva (salivary glands)‚ bile (gallbladder and liver) and digestive enzymes which contribute to the breakdown process of food. Mechanical digestion begins with the process of taking food into the mouth or ingestion and chewing it until it can be moved through the alimentary canal during the propulsion process. This process includes swallowing and in a series of muscle contractions and relaxation
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James Tran Ryan Su Tavit Marokosian Roseanne Hui Digestion Proposal Learning Objectives 1. Be able to divide food processing into four stages‚ and provide an explanation of each stage. 2. Compare and contrast main feeding mechanisms of different animals‚ along with intracellular and extracellular digestion. 3. Be able to draw a diagram of the human digestive system. a. Identify major organs and functions b. Identify interactions between organs c. Be able to identify hormones that regulate digestive
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Role of liver and pancreas in our digestive system LIVER One of the main functions of the liver is the production of bile. Bile is important for the digestion of fats. Fats are first of all is oily and hydrophobic‚ which means they don’t dissolve well in water or water-based solutions. The liver also can play a role in the digestive system by the way that it filters out toxins. Some things that the digestive system absorbs can build up in the blood and poison the tissues of the digestive tract
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parts. THE DIGESTIVE SYSTEM Digestion is a process of breaking down large complex food substances into simple molecules that can be used by each cell. Most of the foods of organisms consist of carbohydrates‚ fats‚ and proteins. Each of these large molecules acted upon by special kinds of digestive systems that speed up digestion by hydrolysis or splitting of molecules. Food also includes smaller molecules such as water‚ minerals and vitamins. DIGESTION IN PLANTS Plants do not have
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across an organ mixing with the digestive juices)‚mechanical digestion(breaks food into smaller peices)‚chemical 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
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The chemical and mechanical processes of food breakdown are called digestion. (852-853) 3) The function of the hepatic portal circulation is to collect absorbed nutrients for metabolic processing and storage. (881) 4) When we ingest large molecules such as lipids‚ carbohydrates‚ and proteins‚ they must undergo catabolic reactions whereby enzymes split these molecules. This series of reactions is called chemical digestion. (854) 5) From the esophagus to the anal canal‚ the walls of every
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Fast and Easy Digestion - If you are struggling with heartburn and acid reflux issues this is a really important benefit. Juicing provides almost instantaneous digestion. Whereby whole foods can take 2 to 3 hours to complete the digestive process juicing combinations take less than 30 minutes. Juicing retains the digestive enzymes in raw foods
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(because it cannot pass through the intestinal walls to the bloodstream and‚ if it could would not be in a useful chemical state. The gut modifies food physically and chemically and disposes of unusable waste. Physical and chemical modification (digestion) depends on exocrine and endocrine secretions and controlled movement of food through the digestive tract. Mouth Mouth Food enters the digestive system via the mouth or oral cavity‚ mucous membrane lined. The lips (labia) protect its outer opening
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prevent food from clogging these airways. 16. During digestion‚ enzymes such as amylase break chemical bonds between the sugar monomers in starches. Digestive enzymes also break down foods and make the nutrients available to the body. 17. Mechanical digestion includes the muscles of the stomach contracting to mix stomach fluids and food which produces a mixture known as chyme. Chemical digestion includes the production of acids that aid the digestion and absorption of food. 18. In the stomach‚ hydrochloric
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in passing of stool. Faulty digestion and poor absorption of the digested material explains the high solute concentration. Improper balances of the normal micro flora can also result in high concentrations of solute in the lumen because some of the bacteria in the gut aids in adequate and sufficient digestion. Therefore a lack there of would hinder proper function. Dr. Bharucha also mentions that “rapid intestinal transit and diminished surface area impair digestion” therefore leading to diarrhea
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