Cu254 Causes and Spread of Infection

659 Words3 Pages
CU254 : Causes and Spread of Infection 1. Understand The Causes Of Infection 1.1 Understand the differences between: Bacteria - Bacteria are a single cell group usually in many millions that can multiply rapidly. Viruses - A virus is infectious and replicates itself within living cells. Fungi - Fungi is a multi celled micro organism found in moulds and yeasts, it is a vital component in de-composition. Parasites - A parasite is an organism that lives on or within another living organism, it feeds off of the host. It can be very detrimental to the host. 1.2 Identify common illnesses and infections caused by: Bacteria - Clostridium Difficile, (C-Diff) Diarrhoea. Legionella,through water contact, can be water coolers and showers heads Salmonella, is passed human to human through food or water MRSA – usually from urine tract and catheters Viruses - Hepatitus A,B and C. Transmitted through bodily fluids HIV. Transmitted through blood, sexual contact, Influenza. Transmitted through droplet contact, ie sneezing or coughing Measels. Transmitted through droplet contact, ie sneezing or coughing Fungi - Fungal nail infection, thickening of the nail may become crumbly Ringworm, ring shaped rash on the skin Oral Thrush, redness of the affected area, difficulty in swallowing and soreness Psittacosis, fever & chills, nausea, muscle pain, weakness and fatigue. Parasites - Scabies, caused by a parasitic mite which burrows under the skin and causes an allergic reaction and can be transmitted skin to skin Malaria, transmitted by an infected female mosquito which bites the skin and introduces organisms into the blood, they mature and reproduce in the liver 1.3 Describe what is meant by “infection” and “Colonisation” Infection: The invasion and multiplication of micro organisms that are not normally present within the body

More about Cu254 Causes and Spread of Infection

Open Document