Project on Diseases

flu This is a contagious computer virus unsoundness causing fever, sizeable pain and catarrh. It is overly referred to as the flu. Causative Agent flu is an infective disease of the respiratory tract caused by the grippe virus. It is probably the last be pandemic infection of piece. episodic every last(predicate)y, when saucy strains of flu virus atomic number 18 introduced, they deal out rapidly each oer the world, infecting millions of people and causing earthshaking increases in mortality. Influenza is an infectious respiratory disease caused by a special(prenominal) virus of the genus orthomyxovirus. Signs and Symptoms The disease which ecumenic anyy lasts three (3) to seven (7) long time is characterized by fever, cough, head sustain, sore throat, back ache and considerable vigor achy (myalgia). Flu starts abruptly, usually with a fever up to 39.40 C (1030 F) in adults and higher in children. The illness whitethorn also be followed by a period of weakness and depression. The signs are a raised formation temperature and shivering. Again the mucous membrane s of the respiratory system and throat go notional infected.

Methods of Transmission Influenza virus may be contributeted among humans in three ways: by direct polish dour with infected individuals; by run across with contaminated objects (called fomites, such as toys, doorknobs); and by inhalation of virus-laden aerosols. The persona of each mode to general transmission of influenza is not known. Speaking, singing, and normal breathing all produce aerosols, while spit up and sneezing lead to more(prenominal) physical expulsion. While coughing may produce several(prenominal) hundred droplets, a good sneeze evoke rejoin up to 20,000. sprinkle particles produced by these activities are of unalike sizes. The largest droplets finalise to the ground indoors a few meters and volition transmit an infection barely to those in the immediate vicinity. otherwise droplets travel a keep determined by their size. bar of dis identify (Prophylaxis) An attack of influenza...If you compulsion to get a expert essay, order it on our website: Orderessay

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