Chapter 5 Flashcards
What is the chain of infection
A way of describing how disease is transmitted from one human being to another
What are the 6 links in the chain of infection
The causative agent, a reservoir, the portal of exit, the mode of transmission, the portal of entry, and a susceptible host
What is medical asepsis
Measures used to reduce and prevent the spread of pathogens
What is surgical asepsis
A.K.A sterile technique, makes an object or area completely free of all microorganisms (not just pathogens)
What does it mean to follow standard precautions
It means treating blood and other body fluids, nonintact skin (abrasions, pimples, or open sores), and mucous membranes as if they were infected
Is sweat a body fluid
No. It isn’t contaminated until it touches the surface of your skin
Can an alcohol-based hand rub like hand sanitizer be used to substitute hand washing
No. Proper handwashing with soap and water is still crucial, and is the only option if hands are visibly soiled
Which bags can biohazards be placed in
A red bag with a biohazard symbol, a red bag with no symbol, or a plain bag with a biohazard symbol
What is the order in which to don a full set of PPE
Gown, mask, goggles, gloves
What is the difference between disinfection and sterilization
Disinfection destroys most but not all pathogens to a level that’s not infectious, where sterilization kills all microorganisms including spore-frming ones
Why should a spill be cleaned before using disinfectant
The spill can neutralize the disinfectant
What are transmission-based precautions
Guidelines used for persons infected or who may be infected with certain infectious diseases –> Used in addition to standard precautions
What are the droplet precautions
Wearing a face mask when providing care, restricting visits from uninfected people, and covering noses and mouths with tissues when sneezing or coughing
What are the contact precautions
Wear gloves and a gown and isolate the resident
