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Module 2 Learning Guide

Module 2 Learning Guide - Learning Guide Module 2 Medical...

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Learning Guide Module 2 – Medical Asepsis Chapter 27: 1. What are the six components of the infection cycle? 1.Infectious agent—bacteria, viruses, fungi 2.Reservoir—natural habitat of the organism 3.Portal of exit—point of escape for the organism 4.Means of transmission—direct contact, indirect contact, airborne route 5.Portal of entry—point at which organisms enter a new host 6. Susceptible host—must overcome resistance mounted by host’s defenses 2. What nursing interventions are used to break the chain of infection? Standard Practices: PPE, proper Hand washing, Respiratory Hygiene/ Cough Etiquette, Avoid recapping of needles; dispose of sharp objects appropriately, Handle Patient-care equipment appropriately, Use adequate Environment controls, Review room assignments 3. What are the four phases that an infection progresses through? 1. Incubation 2. Prodromal 3. Period of Clinical illness 4. Convalescence 4. What defenses does the body have against infection? 1. Inflammatory response 2. Immune response 5. What factors make a person more susceptible to developing an infection? -Intact skin and mucous membranes -Normal pH levels -Body’s white blood cells -Age, sex, race, hereditary factors -Immunization, natural or acquired -Fatigue, climate, nutritional and general health status -Stress -Use of invasive or indwelling medical devises 6. What is medical asepsis? How does it break the chain of infection? Medical Asepsis: Practices designed to reduce the numbers of pathogenic microorganisms and limit their growth and transmission in the patient’s environment How it breaks the chain? it stops the spread of microorganisms, which in turn prevents further infection. 1
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7. What is the most effective way to prevent the spread of infectious agents? 1. Proper Hand Hygiene 2. Personal Protective Devices . Gloves . Mask, Eye Protection, Face Shield, Gown 8. How is hand hygiene as defined by the CDC? When is it performed? Why? Hand Hygiene: handwashing with soap and water or use of an alcohol-based hand sanitizer. When: 1. Whenever hands are visibly dirty or contaminated. 2. Before: having contact with patients, putting on gloves, inserting any invasive device, manipulating an invasive device. 3.After: having contact with a patient’s skin, having contact with bodily fluids or excretions, non-intact skin, wound dressings, contaminated items, having contact with inanimate objects near a patient, removing gloves. Why:
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Module 2 Learning Guide - Learning Guide Module 2 Medical...

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