Centre Number For Examiner’s Use Candidate Number Surname Other Names Examiner’s Initials Candidate Signature Question General Certificate of Secondary Education Higher Tier June 2013 Science A BL1HP H Unit Biology B1 Biology Unit Biology B1 Wednesday 5 June 2013 Mark 1 2 3 4 5 6 7 8 1.30 pm to 2.30 pm 9 For this paper you must have: a ruler. You may use a calculator. TOTAL Time allowed 1 hour Instructions Use black ink or black ball-point pen. Fill in the boxes at the top
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minette crowther Effects of Smoking Research task Life Science Contents 1) Introduction a) Relevance of research b) Effects of smoking c) Smoking in South African community 2) Experiment a) Scientific report i) Hypothesis ii) Aim iii) Observations iv) Tables and graphs of results v) Discussion vi) Conclusion 3) Surveys 4) Results a) Graphs of results from surveys b) Discussion of surveys and results 5) Smoking laws in South Africa 6) Conclusion 7) Reference list Introduction Relevance
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Sepsis is a common and devastating syndrome that represents a significant healthcare burden worldwide. Sepsis is a potentially life-threatening complication of an infection. It is a serious bodywide response to bacteremia or another infection. Sepsis occurs when chemicals released into the bloodstream to fight the infection trigger inflammatory responses throughout the body. This inflammation can trigger a cascade of changes that can damage multiple organ systems‚ causing them to fail.(1) When accompanied
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Acute myocardial infarction is the medical term for a heart attack. A heart attack is a life threatening condition causing an abrupt stoppage of blood flow to the heart. Diagnosis of a heart attack has to be made quickly to prevent further damage or death. Patients usually get medical attention when they experience chest pain. Many patients assume the chest pain is from indigestion or acid peptic symptoms. These patients waste time with antacids. Chest pain may be accompanied with vomiting‚ sweating
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Drug-Eluting Stents to Prevent Coronary Restenosis Szycher M‚ Ph.D.*; Armini A‚ Ph.D.; Bajgar C‚ Sc.D.; Lucas A * CardioTech International‚ Inc.‚ 78E Olympia Avenue‚ Woburn‚ MA 01801‚ and Implant Sciences Corporation‚ 107 Audubon Road‚ Suite 5‚ Wakefield‚ MA 01880. Copyright 2002. All rights reserved. IMX Paper v2 ______________________________________________________________________________________ Background – The development of coronary stents has revolutionized the practice of interventional
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Coronary Heart Disease (CHD) is a disease in which waxy substance called plaque builds up inside the coronary arteries. These arteries are used to supply oxygen-rich blood to your heart‚ so if they’re continuously blocked up‚ it can be very dangerous. If the flow of this oxygen-rich blood is reduced or blocked‚ a heart attack can occur. It is the number one cause of death in the United States for both men and women and although this type of disease mainly happens at an older age‚ it can happen
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If you’ve had a heart attack‚ you will most likely be prescribed medication that you will take for the rest of your life. There are many types and combinations of drugs used to treat coronary artery disease (CAD)‚ and your doctor will decide the best treatment combination for your situation. The following chart gives you a quick "at-a-glance" look at many typical cardiac medications. Your prescription may have a different name from the ones listed on this chart. Brand names commonly available
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Week 7 Problems—30 points 10 points each. Place answers in the following table: 1. 20.16%; 28.4%; 14.83% 2. 0.3889; 2.571; 0.1512 3. 7.68; 1.44; 9.12 A cohort study is conducted to assess the association between clinical characteristics and the risk of stroke. The study involves n=1‚250 participants who are free of stroke at the study start. Each participant is assessed at study start (baseline) and every year thereafter for five years. The following table displays data on
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Top foods to keep you young 7 Anti-aging foods… [pic]Posted By Realbuzz‚ Mi 29 Sep‚ 2010 11:51AM BST Most of us are keen to stay looking as fresh and young as possible‚ and although there’s no way to pause or turn back the clock‚ there are few age-proof strategies we can employ to make sure we stay looking good. Maintaining a healthy and well-balanced diet is one approach‚ and the good news is that there are some foods that are thought to give you extra ammunition when it comes to combating
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Why is Dark Chocolate Healthy?: Chocolate is made from plants‚ which means it contains many of the health benefits of dark vegetables. These benefits are from flavonoids‚ which act as antioxidants. Antioxidants protect the body from aging caused by free radicals‚ which can cause damage that leads to heart disease. Dark chocolate contains a large number of antioxidants (nearly 8 times the number found in strawberries). Flavonoids also help relax blood pressure through the production of nitric oxide
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