Cause and Spread of Infection

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Outcome1 Understand the causes of infection 1.1 Baceria is living annd can multiply, bacteria can be difficult to destroy and can survive for long periods. Viruses are smaller than bacteria, theey can only multiply in living cells. Viruses are not living. Fungibis an organism which lives by fedding on other organisms. Parasites survive by feeding from its host. 1.2 Bacteria, common illnesses caused by bacteria are MRSA, Salmonella, Legionnaires disease, food poisoning, Pneumonia and Bronchitis. Viruses, common viruses are A common cold, measles, chicken pox and HIV. Fungi, common fungi are, Athletes foot, Ringworm and yeast infection. Parasites, common parasites are, Malaria and worms. 1.3 An infection is a germ that makes you sick and has signs and symptoms. Colonization may not make you sick and has no signs or symotoms. 1.4 A systemic infection is running through the blood stream and is spreading or has spread. A localised infection is restricted to a small area only. 1.5 Poor practice would be not to use the safety equipment provided, not to wear gloves or an apron. Not washing your hands properly. Not storing food correctly or cooking food correctly. Sharing personal items such as towels, flannels and toothbruses. Outcome 2. Understand the transmission of infection. 2.1 Most micro-organisims need food, moisture, warmth and oxygen to grow and multiply. 2.2 An infective agent may enter the body through inhalation, ingestion an animal bite or an insect bite. 2.3 A commin source of infection is inhaltion when another person ssneezes or coughs and does not out there hand over there mouth. Poor hygiene is another common cause if infection due to not washing hands. 2.4 Infective agents can be transmitted to a person by inhaling if someone coughs or sneezes without putting there hand over there mouth, or by absorption through

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