Digestive System


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Digestive System

  1. 1. Digestive system <ul><li>BIO120: Medical Terminology </li></ul><ul><li>PROF: Rashidah Abdullah 19 octuber 2009 </li></ul><ul><li>JUAN </li></ul><ul><li>Ingest, digest and absorbs nutrients for the body. </li></ul><ul><li>Structures: </li></ul><ul><li>Oral cavity </li></ul><ul><li>Pharynx </li></ul><ul><li>Esophagus </li></ul><ul><li>Stomach </li></ul><ul><li>Small intestines </li></ul><ul><li>Colon </li></ul><ul><li>Liver </li></ul><ul><li>Gallbladder </li></ul><ul><li>Pancreas </li></ul><ul><li>Salivary glands </li></ul><ul><li>G8. define the following terms: colonoscopy, hematochezia, anastomosis, Cachexia. </li></ul><ul><li>Report on it. </li></ul>                                                                                                        
  2. 2. colonoscopy <ul><li>A colonoscopy is an exam used to detect changes or abnormalities in the large intestine (colon) and rectum. </li></ul><ul><li>During a colonoscopy, a long, flexible tube called colonoscope that is inserted into the rectum. A tiny video camera at the tip of the tube allows the physician to view the inside of the entire colon. If necessary, polyps or other types of abnormal tissue can be removed through the scope during a colonoscopy. Tissue samples or biopsies can be taken during a colonoscopy as well </li></ul>
  3. 3. <ul><li>Optical Colonoscopy Image of Lipoma Polyp </li></ul><ul><li>Duodenal polyposis. </li></ul>
  4. 4. Hematochezia <ul><li>Rectal bleeding ( known medically as hematochezia ) refers to passage of bright red blood from the anus, often mixed with stool and/or blood clots. Most rectal bleeding comes from the colon, rectum, or anus. The color of the blood during rectal bleeding often depends on the location of the bleeding in the gastrointestinal tract. </li></ul><ul><li>Ulcerated adenocarcinoma in a 86 yr old woman with rectal bleeding. </li></ul><ul><li>Benign ulcer in the sigmoid colon of a 70 yr old man with hematochezia . </li></ul><ul><li>The patient presented with hematochezia. The lesion was subsequently cauterized endoscopically. </li></ul>
  5. 5. Anastomosis <ul><li>Anastomosis is the connection of normally separate parts or spaces so they intercommunicate. </li></ul><ul><li>An anastomosis may be naturally occurring or artificially constructed and be created during the process of embryonic development or by surgery, trauma or pathological means. </li></ul><ul><li>An anastomosis may, for example, connect two blood vessels. </li></ul><ul><li>it may connect the healthy sections of the colon o r rectum after a cancerous or otherwise diseased portion has been surgically removed </li></ul>
  6. 6. figures <ul><li>Gastrectomy . </li></ul>
  7. 7. Cachexia <ul><li>Cachexia: Physical wasting with loss of weight and muscle mass caused by a disorder or disease . </li></ul><ul><li>Patients with advanced cancer, AIDS and some other major chronic progressive diseases may appear cachectic. </li></ul><ul><li>Cachexia can occur in people who are eating enough, but who cannot absorb the nutrients. Cachexia is not the same as starvation </li></ul><ul><li>A healthy person's body can change to starvation by slowing down its use of nutrients, but in cachectic patients, the body does not make this adjustment. </li></ul>
  8. 8. Example <ul><li>1 . Dyspepsia, Chronic Enterocolitis and Terminal Cachexia  20-year-old woman with continuous loss of weight for the previous five years; daily vomiting for the previous two years. Absence of periods for previous four years. Two hospital stays remained without improvement. Only treatment: Quinton Plasma injections: 30, 50, 75cc injections three times a week. Total quantity of injected plasma: 1000cc. Milk is tolerated after the very first injection, then progressively, eggs, vegetables and meat. Her constipation disappeared after the third injection. The second photograph was taken 2 months after the first. Now the weight is 42kg 500g. The weight eventually increased to 49kg 600g. Complete cure </li></ul>2 1
  9. 9. source <ul><li>Definition of Cachexia. Med terms.com 10/19/09 </li></ul><ul><li>http://www.medterms.com/script/main/art.asp?articlekey=11065 </li></ul><ul><li>Anastomosis, Kennedy Ron, MD 10/19/09 </li></ul><ul><li>http://www.medical-library.net/content/view/616/41/ </li></ul><ul><li>Rectal beeliding. Medicine net.com 10/19/09 </li></ul><ul><li>http://www.medicinenet.com/rectal_bleeding/article.htm </li></ul><ul><li>Colonoscopy. Mayo clinic.com 10/19/09 </li></ul><ul><li>http://mayoclinic.com/health/colonoscopy/MY00621 </li></ul>