University of Phoenix Material Human Digestion Worksheet The Digestive System and its Functions Review the diagram located on p. 1. In the space provided below‚ write the name of each organ or part‚ and explain the function of each one as it relates to digestion and absorption. Explanations must be written as complete sentences. Please make sure that you identify each organ or part below with the corresponding number located in the diagram. DIGESTIVE ANATOMY FUNCTION 1 Mouth The mouth
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order to extract necessary nutrients from what you have eaten. In order for this to happen‚ it is necessary that the stomach‚ the digestive glands and the intestines must
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into the blood stream easier. The digestive system involves many of the body’s organs and structures‚ such as: * The oral cavity (mouth); teeth‚ saliva‚ tongue * The pharynx * The oesophagus * The stomach * The small intestine * The large intestine * The rectum Digestion starts at the oral cavity‚ where teeth grind the food to enhance surface area‚ and grind the food to a more digestible pulp. Saliva is excreted by three pairs of exocrine salivary glands; the parotid‚ the
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Nutrition Test Review CHAPTER 1 * Scientific Method: Observation Hypothesis Experiment Results Support/Not Support Hypothesis * Sources of Reliable Nutrition Info * Know who the person is * .gov‚ .edu‚ .org * Types of Studies: * Epidemiological Studies – Studies disease/incidence in a population * Cross-Sectional Studies – Observe what people eat * Case-Control Study – Comparing someone with a disease to someone without it * Cohort – Analyze
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made up of the digestive tract and other organs that aid in digestion. The digestive tract is a series of hollow organs joined in a long‚ twisting tube from the mouth to the anus. Those twisted tubes include the mouth‚ esophagus‚ stomach‚ small and large intestines‚ and the anus. There are other organs such as the tongue‚ glands in the mouth‚ pancreas‚ liver‚ and gallbladder that help with digestion‚ but are not part of the digestive tract. As most of us know the digestive process begins as soon
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needs as quickly as possible. Fermentation is the process by which enzymes decompose and make use of foods that have been ingested‚ in particular carbohydrates. This is then converted‚ by micro-organisms and made into simpler substances. The large intestine is the most important place for fermentation to take place. It is the vast amount of bacteria which has the enzymes needed to digest and make use of the substances consumed. If carbohydrates are not digested‚ they ferment and produce poisons such
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obtains the fuel and nutrients it needs to accomplish various tasks. For example‚ carbohydrates provide a lot of energy‚ protein are for growth and repair‚ fats produce a lot of energy to make cell membranes‚ vitamins in small amount for cells to work properly‚ minerals in small amount to make body chemicals and fibre to keep bowels working properly. Water is another essential component of your diet. Without it‚ your body can’t flush out toxins‚ transport nutrients to cells or perform other vital
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dissolve and continue digestion of food‚ dissolve food particles with secretions‚ kill microorganisms with acid‚ release protein-digesting (pepsin) enzyme‚ lubricate and protect stomach surface with mucus‚ regulate emptying of dissolved food into small intestine‚ produc intrinsic factor for vitamin B-12 absorption - Pepsin: protein splitting enzyme - Functions of HCL- 1. Enhances the conversion of pepsinogen to pepsin and provides a favorable pH for activity of pepsin 2. Reduces ferric iron to ferrous
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travels through the digestive system at a inconsistent rate entering various‚ organs‚ intestines etc. there are ten primary stops the mouth‚ the gullet‚ the stomach‚ the small intestine & duodenum‚ the gall bladder and pancreas‚ the liver‚ the large intestine‚ the appendix‚ the rectum and the anus. The first step is the mouth‚ inside the mouth are the teeth which are used to processes the burger into a mush of small pieces so it can be swallowed. Saliva added by the salivary glands help moisten the
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Human Digestion Christine Wilkes SCI 241 Natalia Woehl March 8‚ 2011 The human digestion system consists of a series of organs and glads that process the food that we eat. The digestion process starts when food enters the mouth‚ then with the chewing of food. The salivary glads help break down the food with enzymes so that it is easier to swallow. While the food is being chewed it is turned into bolos‚ which then travels down the pharynx and through the esophagus. The esophagus is the long
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