infectious diseases” to describe infections that were newly appearing in a population or having existed but rapidly increasing in incidence or geographic range.1 Emerging diseases can be attributed to either true emergence (i.e. a newly appearing pathogen that has not been present)‚ increased recognition (i.e. a pathogen that was present in a population but has only recently been recognized due to improved diagnostic tests\capabilities)‚ and increased incidence of previously recognized diseases mainly
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As Lyme disease progresses‚ it affects different body areas in varying degrees. The bacteria enter the body from the area where tick has bitten on the skin. As the bacteria spread in the skin‚ the infection causes an expanding rash that comes with "flu-like" symptoms. Later‚ it results in problems like joint pain‚ heart problems‚ and weak nervous system. Lyme Disease Diagnosis And Testing If done properly and performed with validated methods‚ then laboratory blood tests can prove to be quite
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Environmental Issues SCI 207 Dependence of Man on the Environment Environmental Issues 2. Over population is one of the contemporary environment issues. Overpopulation is a generally unwanted condition where an organism’s numbers exceed the carrying capacity of its habitat. The term often refers to the relationship between the human population and its environment‚ the Earth‚ or
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Heart Disease • What is Heart Disease? Heart disease is any disorder which affects the heart. Almost half of heart diseases are from coronary heart disease. Coronary heart disease is responsible for 82‚000 deaths in the UK each year – an average of 224 people a day. o Coronary Heart Disease Coronary heart disease affects the coronary arteries‚ which supply the heart muscle itself with the glucose and oxygen that it requires for respiration. • Atheroma Atheroma is a fatty deposit that forms
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A&P II Instructor: David Armoogam September 10‚ 2010 The respiratory system helps with breathing‚ inhaling and exhaling. The respiratory systems main function is to give oxygen to the body’s cells and get rid of the carbon dioxide the cells produce. Breathing would be impossible without the respiratory system‚ which includes the nose‚ throat‚ voice box‚ windpipe‚ and lungs. In this essay I plan on explaining how the respiratory system functions as well as its parts. The exchange of two gases
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Emphysema is a lung condition in which tiny air sacs in the lungs-alveoli-fill up with air. As the air continues to build up in these sacs‚ they expand‚ and may break or become damaged and form scar tissue. Emphysema is a type of COPD (chronic obstructive pulmonary disease). The main cause of emphysema is long-term‚ regular tobacco smoking. It may also be caused by marijuana smoking‚ exposure to air pollutions‚ factory fumes‚ and coal and salica dust. I rare cases‚ a patient may have inherited a defiency
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Science Case Study: Coronary Artery Disease (CAD) Introduction: CAD is defined as the impairment of the flow of blood to the myocardium and is a vascular disease but directly impacts cardiac function by reducing oxygenation of cardiac tissue (Porth‚ 2005). Mrs. X has been experiencing episodes of chest pain for the last 18 months and has been diagnosed with stable angina resulting from CAD. She has been admitted to the ward prior to undergoing an off pump coronary artery bypass graft (CABG) of
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Scripted Role Play: Historical Empathy Sun Yat-Sen – ‘Father of the Chinese National Revolution’ Sun Yat-Sen was a revolutionary nationalist who believed that the only way that China could move forward in the early 1900’s was to become a republic and adopt the west’s traditions in industry and agriculture. He was convinced that unless China did this‚ the nation was going to remain behind and backwards against dominant western powers. He led China into a revolution overthrowing the crippled
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AIDS Essay Today many people around the world are infected with a serious disease called AIDS. Unfortunately‚ the disease has led to many deaths worldwide and yet it still remains untreatable. Many Public Health Departments are now taking the lead in publicizing education about AIDS. Public awareness and prevention programs are possible solutions to the spread of AIDS. The issue of this paper is on AIDS Prevention Programs that target women. One outlook is that prevention programs that target women
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Tanya Hicks Anatomy & Physiology Respiratory Assignment. ! 1.) The control center inside of the brain is called the medulla oblongata. Our breathing is controlled by the level of carbon dioxide that we have in our blood. The pons sends out a signal from the medulla to the diaphragm to activate. The diaphragm is also sent a a signal from the phoenic nerve‚ that comes from the cervical plexus in the spinal cord. This makes the diaphragm contract and flatten and increases the space inside of the thoracic
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