equivalents of subcutaneous‚ intradermal‚ or intramuscular injections of venoms‚ poisons‚ bioactive substances and infection materials. Insects (mosquitos‚ flies‚ fleas‚ chiggers‚ ticks‚ lice‚ etc.) have always been the vectors of infections: plague‚ malaria‚ filariasis‚ leishmaniasis‚ trypanosomiasis‚ spotted fever‚ borreliosis‚ tularemia‚ babesiosis‚ viral encephalitis and many others. They introduce the bacterial‚ viral and protozoan pathogens to human skin – the cover of extravascular compartment
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productive population out of work for weeks which makes it an extremely costly disease. In order to stop that‚ we have these three variables playing a vital role to some extent. Income: Gallup and Sachs (2001) showed that countries with intensive malaria had significantly lower incomes levels (dependant variable) than those without (Gallup & Sachs 2001). The period they analysed was 1965 to 1990. Their approach is hence replicated below for the dengue case to parse the effects of dengue on income
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mild agreeable flavored flesh‚ also yields leaves where government health researchers found extracts for the formulation of an effective anti-mosquito repellant. It is not only against dengue‚ in fact‚ but against all mosquito-borne diseases like malaria and filariasis especially in areas of the country where incidence is high. It also serves as a personal care product used in preventing mosquito bites that cause itchiness‚ inflammation and discomfort to individuals. The repellent uses a washable
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previously bitten person’s or animal’s blood into the next person bitten. Instead‚ it injects saliva‚ which acts as a lubricant or anticoagulant so the insect can feed efficiently. Since the pathogens that can cause diseases such as yellow fever and malaria exist in saliva they are transmitted through the saliva during feeding process of bloodsucking insects. When a mosquito transmits a disease agent from one person to another‚ the infectious agent must remain alive inside the mosquito until transfer
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difference between a communicable disease and an inherited disease. Use examples you have studied in this exploration to support your description. (4 Marks) A communicable disease is a disease that is transmitted from person to person; for example‚ malaria. An inherited disease is a disease that is passed through genetics; for example‚ sickle cell anemia. 6. Why are white blood cells in a stained blood smear usually counted at low power under a microscope? Explain your answer. (2 Marks) They
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Dengue Hemorrhagic Fever (DHF) is a serious‚ life threatening disease that is extremely prevalent throughout south East Asia. DHF has caused widespread epidemics and has claimed many lives. This paper will focus on educating individuals in the medical profession and patients that reside in the regions of Thailand‚ Laos‚ and Vietnam about this disease. DHF is a viral infection spread by the bite of mosquitoes‚ more specifically the female Aedes Mosquito (2). DHF is a virus that belongs to
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into an economic powerhouse with a sustainable growth rate of 10 per cent by 2030 thus becoming a middle-income‚ prosperous country. The goals are to wipe out: 1.Absolute poverty 2.Famine 3.Mass unemployment and 4.Preventable deaths from malaria and water-borne diseases. The vision also aims to build a democratic political system‚ rule of law and protect the rights and freedoms of every individual and society. It is an ambitious document. It almost sounds like Utopia. I like that
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A country located in the Caribbean Sea with an uneven coastline‚ warm and humid tropical climate‚ population of mainly African origin‚ and one of the poorest locations can describe the Republic of Haiti. The Republic of Haiti and its location‚ economy‚ stability and political structure have all had effects on the spread of disease and the risk factors associated with it. The highest occurrence of HIV in Latin American and Caribbean countries has been seen in Haiti. This all started with the epidemic
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Black or Africa-American children from 4 years of age by 42% from 1999 through 2002. (www.cdc.gov). It is interesting to note that the areas with the highest frequency of sickle cell disease also have infection with Plasmodium falciparum that causes malaria in human. In the United States‚ there is an estimated population of 270 millions about 1‚000 babies are born with sickle cell disease each year. It means there are 1-2% of all babies having this disease in the total of 25% of people with sickle cell
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attract mosquitos (Butler). Mosquitoes can smell their dinner from an impressive distance of 50 meters‚ explained by Edman from the website‚ http://www.webmd.com/allergies/features/are-you-mosquito-magnet. Diseases caused by Mosquitos such as dengue‚ malaria‚ encephalitis‚ etc.‚ can affect us in different ways especially to our health. According to the experts of www.scribd.com/-Mosquito-Facts-and-Trivia‚ female mosquitos may lay 100- 300 eggs at a time and may average 1‚000 to 3‚000 offspring during
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