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Download RADT 153 UNIT 1 TEST PREP QUESTIONS AND CORRECT ANSWERS 2026-2027!! and more Exams Health sciences in PDF only on Docsity!
RADT 153 UNIT 1 TEST PREP QUESTIONS AND CORRECT ANSWERS 2026-20271! Intact Skin - ANSWER what is the first line of defense? Inflammatory Process - ANSWER what is the second line of defense? Immune System - ANSWER what is the third line of defense? 20 seconds (two HB) - ANSWER how long should you wash you hands? chemical and friction - ANSWER what are the requirements to help get rid of germs when washing hands? vaccination - ANSWER artificial immunity Medical Aspesis - ANSWER as free as possible from pathogens sterilization - ANSWER eliminating all the pathogens and their reproductive spores specificity, virulence, pathogenicity, invasiveness - ANSWER what are the major characteristics of an infectious agent? host, reservoir, exit portal, mode of transmission, entry portal - ANSWER what is the cycle of infection, in order? host - ANSWER infectious agent reservoir - ANSWER thriving environment mode of transmission - ANSWER wearing masks, social distancing pathogens - ANSWER they occur naturally and are the biproduct of decay of organic material. pathogens - ANSWER we encounter them daily in the form of various viruses and bacteria. disenfect, proper dress, clean work area - ANSWER what are the methods we use to prevent or limit the spread of infection? intact skin - ANSWER covering cuts (opening) and using lotion is a way to have an: before and after patient, before using equipment/supplies - ANSWER when should you wash your hands? pathogens - ANSWER microorganisms that cause infectious disease major characteristics of an infectious agent - ANSWER pathogens ability to infect individuals, refers to the individuals ability to suppress/resist or if they're highly infectious nosocomial infection - ANSWER an infection acquired during hospitalization Community infection - ANSWER an infected individual who enters a health care facility, infected from. outside group iatrogenic infection - ANSWER infection acquired during treatment or therapeutic procedure (surgery) MRSA and VRE - ANSWER the use and abuse of antibiotic related which the body will resist to the antibiotic, which will require you to have a stronger dose age (too old or young), nutrition (what you eat), stress, lack of excercise and sleep - ANSWER what factors increases the risk of a nosocomial infection? blood stream and urinary tract - ANSWER what are the most common sites of a nosocomial infections? skin - ANSWER what is the #1 line of defense to fight an infection? infection - ANSWER breaking of skin, scraped knee, IV and catheters can increase the chances of: towel dispenser, turn on water faucet, wash your hands, dry hands, use paper towel to turn off faucet, open door - ANSWER what are the proper steps for hand washing? when they leave the habitat, females way of wiping - ANSWER when do microorganisms become harmful? bacteria, fungus, parasites, virus - ANSWER four different types of pathogenic microorganisms? Parasites - ANSWER Organism that live on or in other organisms Can be plant or animal indirect contact - ANSWER from person - contaminated object - person HIV and Hepatitis - ANSWER blood borne diseases HIV - ANSWER causes AIDS, transmitted though blood, suppresses immunity Hepatitis - ANSWER “prevalent in the community *cirrhosis of liver, liver cancer *more common *some are curable, some are treatable Hepatitis C (HCV) - ANSWER which type of hepatitis is most common in the US? Hepatitis B and D - ANSWER these types of hepatitis has no cure, but treatable Hepatitis C - ANSWER this type of hepatitis is curable carrier - ANSWER someone who has been exposed to an infection nut is asymptomatic Tyfoid - ANSWER asymptomatic infection as we interact with other people and get sick droplet transmission - ANSWER is wet particles, must be 3 ft away from them airborne transmission - ANSWER are dry particles vector - ANSWER an insect or any living carrier that transmits an infectious agent ie. flees, mosquitos incubation, prodromal, full disease, convalescent - ANSWER what are the four stages of infectious process? incubation stage - ANSWER Pathogen dormant, no specific symptoms prodromal stage - ANSWER Some symptoms, highly infectious (acquire) full disease - ANSWER Full symptoms, highly contagious (spread/communicable) convalescent stage - ANSWER Symptoms start to disappear, some diseases go dormant Tier 1 - ANSWER “is how do medical staff protect themselves *refers to PPE (personal protection equipment) *standard precaution gloves - ANSWER what is the minimum PPE requirement? gloves - ANSWER PPE requirement for direct or indirect contact? mask - ANSWER PPE requirement for droplet isolation? goggles - ANSWER PPE requirement for airborner/misty? gown, mask, gloves, goggles - ANSWER PPE requirement for full on infection or strict isolation? strict isolation and reverse isolation - ANSWER this type of isolation will require you to wear PPE from head to toe: reverse isolation - ANSWER protects a patient who is highly susceptible to infection strict isolation - ANSWER When a patient is highly contagious Tier 2 - ANSWER *Transmission-Based Precautions *how to isolate the infected individual from the rest of the population (other pt. Dr, nurses, visitors) based on the type of transmission sign at the entrance - ANSWER how to know what type of isolation? SARS, small pox, chicken pox, rubeola, anthrax, TB - ANSWER give an example of the types of airborne type transmission OSHA - ANSWER 1.Help control the spread of pathogens that cause disease 2.Prevent the perpetuation of the cycle of infection 3.Prevent the spread of disease from patient to staff or patient to patient Tuberculosis - ANSWER is caused by spore-forming bacteria Tuberculosis - ANSWER eAirborne contaminantsMost common in lungs but can affect other areas-Increase incidence in U.S. due to increasing immigrant population and HIVeHighly communicable environment - ANSWER air, infected individual, contaminated food/drinks, hospital personnel therapeutic regimen - ANSWER drugs used to treat infections may alter the body way of defending itself 
