Date: _____________ |Link to: 23.1 The GI tract| 1.|Which of following processes is the function of the smooth muscle layer of the digestive system?| A)|Ingestion| B)|Secretion| C)|Mixing and propulsion| D)|Absorption| E)|None of the above| Ans:|C| |Link to: 23.1 The GI tract| 2.|Which of following processes is the primary function of the mouth?| A)|Ingestion| B)|Secretion| C)|Mixing and propulsion| D)|Absorption| E)|None of the above| Ans:|A| |Link to: 23.6 In the
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Digestive System * uniquely constructed to perform its specialized function of turning food into the energy you need to survive and packaging the residue for waste disposal. Parts of the digestive system: 1) MOUTH * is the beginning of the digestive tract; * digestion starts here when taking the first bite of food. * Chewing breaks the food into pieces that are more easily digested‚ while saliva mixes with food to begin the process of breaking it down 2) ESOPHAGUS
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Purpose The digestive system prepares food for use by hundreds of millions of body cells. Food when eaten cannot reach cells (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
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smaller components‚ to a form that can be absorbed‚ for instance‚ into a blood stream. Digestion is a form of catabolism; a break down of macro food molecules to smaller ones. The digestive process also involves creating waste to be eliminated. The digestive track (gut) is a long twisting tube that starts in the mouth and ends at anus. It’s made up of a series of muscles that coordinate the movement of food and other cells that produce enzymes and hormones‚ to aid in the breakdown of food so then
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Structures and functions of the Digestion System This essay aims to explain the structure and functions of the digestion system‚ starting from consuming a cooked dinner to chemical and physical changes within the body‚ to prepare or help absorption of vital nutrients and help disposal of waste. The structure of the digestive system starts with the gastrointestinal tract‚ it is a tube that runs from the mouth to the anus and because of this some scientist says it is an external organ; there
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Digestive System We all have to eat food to survive when the average person eat food we don’t think about all the things your body have to do just to digest what we ate this short essay I will explain to you the process of how we digest food. Digestion times vary between people but on the average it takes 24-72 hours for our body’s to digest food. The first process with digestion is ingestion which means the chewing process while we chew food it’s broken up in the mouth with saliva and forms
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as they travel through the organs throughout the digestive system. • Carbohydrates are the body’s preferred energy source‚ and are found in the forms of starch‚ sugar and fibre. Additionally‚ carbohydrates move into the small intestine‚ where enzymes released by the pancreas break those carbohydrates into simple forms‚ so they can be absorbed into the bloodstream. • Lipids that are consumed‚ are mainly fats.
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Digestive system: Or/ or stomat/o- oral cavity (Mouth) Digestion Begins Digestion-breaking down into small parts Oral- pertaining to the oral cavity(Mouth) Herpetic Stomatitis- inflammation of the oral cavity (mouth) caused by the herpes simply 1 virus (HSV1) aka “cold Sores” “fever blister” Mechanical digestion involves- mastication (Chewing) Bucc/o-Cheek Buccal- pertaining to a cheek Gloss/o or lingu/o- tongue Glossectomy-Surgical removal of the tongue sublingual Pertaining to
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your mouth. As in the previous Application Assignment‚ explain any and all movements individually across each joint involved specifying the actions involved (i.e. flexion‚ extension‚ etc.)‚ the muscles causing such actions‚ the bones being pulled on by said muscles‚ the types of joints involved‚ and how these movements collectively relate to the overall scenario/movements in this application.
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DIGESTIVE SYSTEM FUNCTION -The digestive system is a group of organs working together to convert food into energy and basic nutrients to feed the entire body. Food passes through a long tube inside the body known as the alimentary canal or the gastrointestinal tract (GI tract). The alimentary canal is made up of the oral cavity‚ pharynx‚ esophagus‚ stomach‚ small intestines‚ and large intestines. In addition to the alimentary canal‚ there are several important accessory organs that help your body
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