spreading of microorganisms that are less than 5 mcm when an infected host coughs, sneezes, or talks,
or when the organism becomes attached to dust particles - ANSWER:airborne transmission
presence of an organism residing in an individual's body but with no clinical signs of infection -
ANSWER:colonization
way for organisms to enter the body that involves proximity between the susceptible host and infected
person or a carrier such as kissing, touching, or sexual intercourse - ANSWER:direct contact
process used to destroy microorganisms except spores - ANSWER:disinfection
transmission of particles greater than 5 mcm - ANSWER:droplet transmission
something that occurs with predictability in one specific region or population and can appear in a
different geographical location - ANSWER:endemic
infection in which the causative organism comes from microbial life harbored within the person -
ANSWER:endogenous
infection in which the causative organism is acquired from outside the host - ANSWER:exogenous
infection that occurs as a result of a treatment or diagnostic procesure - ANSWER:iastrogenic
personal contact with either a vector, a living creature, or a fomite - ANSWER:indirect contact
practices designed to reduce the number and transfer of pathogens - ANSWER:Medical asepsis (clean
technique)
natural habitat for the growth and multiplication of microorganisms - ANSWER:reservior
CDC precautions used in the care of all patients regardless of their diagnosis or possible infection status -
ANSWER:standard precautions
process by which all microorganisms including spores are destroyed - ANSWER:sterilization
practices that render and keep objects and areas free from microorganisms - ANSWER:Surgical asepsis
(sterile technique)
CDC precautions used in patients known or suspected to be infected with pathogens that can be
transmitted by airborne, droplet, or contact routes; used in addition to standard precautions -
ANSWER:transmission-based precautions
what are the five moments for hand hygiene? - ANSWER:- before touching a patient
- before a clean or aseptic procedure
- after a body fluid exposure risk
- after touching a patient
, - after touching a patient's surroundings
when should alcohol-based handrub be used? - ANSWER:hands not visibly soiled, before inserting
urinary and peripheral vascular catheters, moving from a contaminated body site to a clean body site,
after contact with objects located in patient's room
when should soap and water be used? - ANSWER:hands visibly soiled, before and after bathroom, before
eating
when should airborne precautions with negative air pressure be used? - ANSWER:patients with
tuberculosis, varicella, and measles
when should droplet precautions be used? - ANSWER:patients with rubella, mumps, diptheria,
adenovirus
when should contact precautions be used? - ANSWER:patients colonized by MDRO or c. difficile
what do you need for contact precaution? - ANSWER:gown and gloves
isolation procedure for patients whose immune system is compromised (chemo) - ANSWER:Neutropenic
precautions
when to use surgical asepsis - ANSWER:- operating and labor and delivery room
- insertion of urinary catheter
- sterile dress changes
- prepping for injectable medicine
evidence-based best practices that have proven positive outcomes when implemented together to
prevent infection - ANSWER:bundles
how to put on PPE - ANSWER:HH, gown, mask, goggles, gloves
how to remove PPE - ANSWER:gloves, goggles, gown, mask, HH
nursing interventions to promote medical asepsis - ANSWER:- hand hygiene
- PPE
- sterilization, disposing appropriately
- clean least soiled areas first then more soiled ones
six components of the infection cycle - ANSWER:portal of exit, reservoir, infectious agent, means of
transmission, portal of entry, susceptible host
what are the four categories that are responsible for a majority of HAIs in the acute care hospital? -
ANSWER:- catheter-associated UTI
- surgical site infection (SSI)
- central-lines associated bloodstream infection (CLABSI)