May 2011 10:53 Reptiles & Amphibians = swallow food whole Mammals = cut up and chew (palate separates nasal cavity & mouth - kept in mouth longer) Carnivore = short gut (easily digest protein) Herbivore = long gut (plant digestion difficult) Dentition Mechanical digestion = easier to swallow & increases surface area for enzyme action Herbivore Incisors Canines Lower jaw‚ cuts against horny pad (upper jaw) Indistinguishable from incisors Carnivore Sharp (tear flesh from bone) Large‚ curved‚
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NUR ASHIKIN BINTI MANSHOR DHM12-05112094 TUTORIAL DIGESTION SYSTEM OF CARBOHYDRATE Carbohydrate Digestion and Absorption Basically‚ digestion of carbohydrate involves conversion of the large molecules of carbohydrates like di-saccharides and polysaccharides into simple mono-saccharide molecules which can be easily absorbed by the body. The first step of digestion is the moment we put the food in mouth. As we chew the food‚ the saliva released by the salivary glands of the mouth starts
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Free State‚ 4 August 2012 ABSTRACT The aim of this study was firstly to determine if any heavy metals were present in the paint used on toy cars‚ and secondly to determine what other elements‚ and in which quantities‚ were present. Two different digestion methods were followed‚ and both confirmed the presence of Ba and Fe‚ although the concentrations obtained by each method differed: higher values m/m% was obtained for all samples digested by HCl than for samples digested by acetic acid. INTRODUCTION
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P4‚M1–Anatomy and physiology by Sushoma Nahar Syed AA29906 My two chosen systems I will be writing about is the cardiovascular system and Digestive system. (P4) the digestion system The digestive system is also known as the alimentary canal from the mouth to the anus. Digestion is a process in which insoluble food is broken down into particles which are made into soluble particles enough to be absorbed and to be used by the body and into the bloodstream. These soluble particles are major
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Chapter 1 : Nutrition in Plants Fill in the blanks : 1. The components of food which are necessary for our body are called _______________ 2. Green plants synthesise their own food themselves by the process of __________________. 3. ______________________ is the mode of taking food by an organism and its utilization by the body. 4. Complex chemical substances such as ______________ are the products of photosynthesis. 5. ___________________ gas is produced during photosynthesis. 6. Organisms
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The comparison and contrast of a rabbit and tigers digestive systems Rabbits are herbivores that eat grass only. Rabbits can’t eat meat because it’s easier for them to digest grass. Tigers are carnivores that eat meat only. Tigers can’t eat grass because they cannot digest the food fast enough and their digestive system in the stomach is short. The digestive system of a tiger consists of an oesophagus‚ pancreas‚ mouth‚ stomach‚ small intestine‚ caecum‚ Large intestine. The digestive system of
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consists of ingestion‚ digestion‚ absorption and elimination (see figure 1). The first stage of food processing is the ingestion‚ the act of eatingfollowed by digestion processes(Campbell et al.‚ 2008).The process of food broken down into simple molecules that been absorbed by the human body is called digestion.Digestion is split into two different processes which are physical digestion (grounding of large molecules of food into smaller particles) and chemical digestion (enzymes released into
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American‚ which have about 4 grams of protein each. The carbohydrates come from the Italian bread (white bread) and the American cheese‚ and the fat comes from the meatballs. The whole digestion process starts even before the food reaches our mouth as hunger and appetite are two major components of the cephalic phase of digestion‚ which is the stimulation and release of digestive juices in preparation of the food. Once inside the mouth‚ my teeth and salivary enzymes help to break down the food components
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DIGESTION Cooking vs. Digestive Processes Cooking Processes: Grilling Microwaving Frying Roasting Barbeque Boiling Steaming Poaching Digestive Processes: Ingestion Propulsion Mechanical digestion Chemical digestion Absorption Defecation Salivary Digestion SALIVARY DIGESTION Salivary Glands the salivary glands are a collection of accessory organs surrounding the mouth that secrete a fluid called saliva. Saliva consists of 99.5 % water and 0.5 % solutes. medium for dissolving
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this mnemonic helped me learn the process and order of the digestive system. 3. Mouth: Propulsion‚ chemical digestion and mechanical digestion Small intestine: Propulsion‚ absorption‚ chemical digestion and mechanical digestion Esophagus: Propulsion Stomach: Propulsion‚ absorption‚ Chemical digestion‚ mechanical digestion Large Intestine: Propulsion‚ absorption chemical digestion 4. Absorption is the physiologic process by which molecules of food are taken from the gastrointestinal tract
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