Unit 20 Causes and Spread of Infection Hsc3045 Health and Social Care Level 3 Diploma

Unit 20 Causes and Spread of Infection 1. 1 See worksheet. 1. 2 tell apart car park illnesses and contagions caused by bacteria, viruses, fungi and parasites. Bacteria sore throat, tuberculosis, bubonic plague, whooping cough, anthrax. Viruses flu, AIDS, HIV, hepatitis b, common cold, fungus kingdom thrush, ringworm, anthrax, madurella mycetoma, athletes foot. Parasites worms, malaria, sleeping sickness, river blindness, elephantiasis, kata maya fever, embody / head lice, amoebiasis. 1. 3 Describe what is meant by contaminateion and colonisation.Infections happen when the body is invaded with micro-organisms like bacteria, viruses and parasites that argon non normally inner the body Colonisation is the development of a bacterial infection on/in an individual, the individual becomes a carrier of the infection but may have no signs or symptoms of illness, although they do have the potential to infect others. 1. 4 condone what is meant by systemic infection and localised infe ction. general infections affect the whole body Flu / HIV, while localised infections are limited to one area of the body ear / eye infection. . 5 Identify low practices that may lead to the spread of infection. Poor face-to-face hygiene, incorrect disposal of rubbish / waste / chemicals, not washing hands, not wearing PPE, not storing or cooking diets properly, not cleaning your surroundings, not covering your nose or mouth when sneezing or coughing, share towels, tooth/hair brushes, not following policies or reporting outbreaks / episodes of disease, direct touching with bodily fluids and waste. 2. 1 explicate the conditions needed for the harvest-time of micro-organisms. The main requirements for the growth of micro-organisms are time and moisture, some need oxygen and warmth, (although micro-organisms can fuck without air and live in temperatures from 0 to 40 + degrees). 2. 2 Explain the ways an infective agent might enter the body.Mouth, ears, nose, cuts, wounds, eye s, urinary tract, anus, blend of bodily fluids, needle users, placenta route, unhygienic conditions in piercing / tattoo / body modification environments, blood transfusions, having an operation / plastic surgery / facial injections. 2. 3 Identify common sources of infection. People, animals, food, insects, objects, unclean home / public environments. 2. 4 Explain how infective agents can be transmitted to a person.Skin to skin contact, food / air / water borne, direct contact with bodily waste / vagabond and fluids, mixing of bodily fluids, saliva, bitten by insect or animal. 2. 5 Identify the key factors that impart make it more likely that infection will occur. Unclean living conditions, the elderly, toddlers, teenagers, poverty, those with illnesses or cancers, unprotected sexual intercourse, weakened repellent systems, poor personal hygiene, those who have direct contact with an infected person, poor food preparation / storage practices, contaminated objects.