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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Fantastic Voyage Lisa Whitfield HS 130 Anatomy and Physiology II Unit 9 Kaplan University 5/20/13 Fantastic Voyage The gastrointestinal tract starts with the mouth‚ which leads to the gullet via the stomach‚ small intestine‚ large intestine‚ and ends at the anus. In due course of the journey‚ the ingested food is broken down by both physical and chemical means to release nutrients which are absorbed into the blood stream. The ingested food is physically broken down in the mouth
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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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gland‚ It sits to the right of the stomach where it not only detoxifies the blood‚ but also aids in digestion by creating bile‚ which helps break down fats. Bile’s salts break up fat into smaller pieces so it can be absorbed more easily in the small intestine. Enzymes are everywhere there speeding up chemical reactions and
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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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process that happens in the stomach‚ oesophagus and intestines.peristalsis‚ is the involuntary constriction and relaxation of the muscles of the intestine or another canal‚ creating wave-like movements which push the contents of the canal forward.
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Ulcerative colitis (UC) is a chronic‚ or long lasting disease of the large intestine‚ also known as the colon. The lining of the colon becomes inflamed and develops tiny open sores‚ or ulcers‚ that produces pus and mucous (1). In other words‚ the digestive system is affected by this disease. Ulcerative colitis is a disease of the gastrointestinal (GI) tract‚ called inflammatory bowl disease (IBD) (2). The inflammation usually occurs in the rectum and the lower part of the colon‚ though it may affect
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Spleen‚ Small Intestine‚ Large Intestine‚ Rectum‚ Kidneys‚ Ureters‚ Bladder‚ Adrenal Glands‚ Descending Aorta (an artery)‚ Inferior Vena Cava (a vein) Umibilical Region: Stomach‚ Pancreas‚ Small Intestines‚ Aorta‚ Vena Cava‚ Spinal Cord Epigastric Region: Liver‚ Stomach‚ Aorta‚ Vena Cava‚ Spinal Cord Hypogastric Region: Small Intestines‚ Rectum‚ Bladder‚ Aorta‚ Vena Cava‚ Spinal Cord Right Iliac Region: Small & Large Intestines‚ Appendix‚ Ureters Left Iliac Region: Small & Large
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to most complex‚ the levels of structural organization‚ discuss the relationship between the levels‚ and name an example at each level. 1. Chemical – Here‚ atoms combine to form molecular structures of organelles (carbon) 2. Organelle – Small structures of different purposes that come together to form cells (mitochondria) 3. Cells – the smallest units of all living things (prokaryotic) 4. Tissues – groups of similar cells with common functions (brain tissue) 5. Organ – A
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Process of Digestion and Absorption after eating a hamburger. After someone eats a hamburger with the works‚ they do not really think of what nutrients are in that hamburger‚ what the body does to get those nutrients out of the food‚ or even what process is used‚ they just think of how good it tasted. To get all the nutrients out of the food the human body uses processes called absorption and digestion. Some of the processes of digestion are mechanical and chemical; these are the step before the
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