Common Gastrointestinal Diagnostic Procedures Colonoscopy Colonoscopy is a diagnostic test used to detect abnormalities‚ such as polyps‚ ulcers or cancerous changes‚ in the large intestine. A few days prior to the test‚ the patient is asked to eat a clear liquid diet‚ including things such as ginger ale‚ plain tea and coffee‚ gelatin‚ ginger ale and water. The night before the procedure‚ the patient is given a bowel prep to empty the contents of the large intestine. On the day of the test‚ the
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what causes reperfusion damage. 18. Explain the significance of each component of the cardiac conduction system and trace how the cardiac impulse travels through the myocardium. 19. Name the common term for the sinoatrial (SA) node. 20. Discuss the physiological stages of cardiac muscle contraction and trace how they appear on graph plotting mV vs. time. 21. Explain why the refractory period between cardiac muscle contractions is so long. 22. Trace a typical ECG and label each wave or complex
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Medical Device Classification As per the regulations of Medical Device Amendments of 1976 (MDA‚ P.L 94-295)‚ Food and Drug Administration classified the medical devices which were on the market . The classifications were based on the risk to patients caused by the use of devices device. Congress had given the definitions for the these classes. The regulations that apply to all FDA regulated medical devices are establishing the registration process from manufacturers‚ distributors. Listing of
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Heart Failure Heart failure (HF)‚ often called congestive heart failure (CHF) or congestive cardiac failure (CCF)‚ occurs when the heart is unable to provide sufficient pump action to distribute blood flow to meet the needs of the body. Heart failure can cause a number of symptoms including shortness of breath‚ leg swelling‚ and exercise intolerance. The condition is diagnosed with echocardiography and blood tests. Treatment commonly consists of: lifestyle measures such as smoking cessation
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Tetralogy Of Fallot‚ Adult Tetralogy of Fallot (ToF) is a heart condition present at birth (congenital heart defect). ToF develops early in pregnancy‚ when the heart is dividing and forming its pumping chambers. The heart defects of ToF prevent some of the blood from your body from going directly to your lungs for oxygen. This causes the blood entering your heart to mix with the blood leaving your heart. ToF makes it difficult for your body to get enough oxygen-rich blood. There are 4 defects that
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MANAGING INNOVATION AND CREATIVITY MAN 385 – SPRING 2011 Professor Office Office Hours Phone E-Mail Course Web Page Luis L. Martins‚ Ph.D. CBA 4.246 3:30 – 4:30 PM Mondays and Wednesdays‚ or by appointment 512-471-5286 luis.martins@mccombs.utexas.edu (preferred contact method) via Blackboard Course Overview and Objectives In its December 2009 issue‚ the Economist stated that innovation “is now recognized as one of the most important contributors to economic growth.” Earlier‚ in June 2006
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Homeostasis Homeostasis Is a technical term for the process of maintain a constant internal environment despite external changes. The internal environment‚ compromises; blood‚ tissue fluid‚ body cell contents and all the metabolic processes taking place. Constant in this instance is not absolute or fixed it is much more flexible and dynamic as it refers to the physical and chemical composition being kept within a limited range or variables for maximum efficiency‚ well-being of the whole body and
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MEDICAL USES Diagnostic Biotechnology Uses Biotechnology plays a vital part in the diagnostic science‚ as it uses our knowledge of both DNA and genes to help determine the following. Determine the sex of an unborn baby Prenatal Screening‚ such as screening for Down syndrome. New-born Screening‚ used to pick up diseases such as HIV Presymptomatic testing for adult onset disorders‚ this includes testing for familial high blood cholesterol. Conformational testing for diagnosis of symptomatic
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Marketing The Core CHAPTER 1 CREATING CUSTOMER RELATIONSHIPS AND VALUE THROUGH MARKETING 3 Creating Customer Relationships and Value through Marketing HOW DO COLLEGE STUDENTS STUDY? 3M’S RESPONSE TO A NEW-PRODUCT CHALLENGE! 3M inventor David Windorski faced a curious challenge—understanding how college students study! Specifically‚ how do they read their textbooks‚ take class notes‚ and prepare for exams? First‚ Windorski needed to obtain information on students’ study habits. Next
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this our bodies then send signals to an effector‚ to respond to the stimuli. By doing all of this our bodies can bring our internal environment back to its normal self. Heart Rate: The Sino atrial node‚ which is otherwise known as the heart’s pacemaker is located at the top of the right atrium in the heart. This is what helps to decide what speed our hearts should be beating depending on the situation we are in. When we exercise our sympathetic nerves speed up the heart rate because we would
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