chain of infection
washing your hands breaks what step in the chain of infection?
mode of transmission
How do you dry your hands after hand washing?
pat dry with a paper towel from fingertips to wrist
What is asepsis?
absence of disease producing organisms
What is the definition of viruses?
smallest microorganisms visible only using electron microscope and can't reproduce unless inside a living cell
What is the difference between pathogens and nonpathogens?
what are some common body defenses?
skin, mucus membrane, sneezing and coughing, and cilia
Name the two things hand washing prevents and protects?
prevents the spread of pathogens from person to person; protects healthcare workers from disease and illness
What is sterile?
free of of microorganisms including viruses and spores
How do viruses spread?
blood or body secretion - viruses can mutate from animals to humans
Define microorganisms.
small, living plant, animals not visible to naked eye
a healthy person breaks what step in the chain of infection?
susceptible host
What are five essential times for hand washing?
Before touching a patient
Before a clean or aseptic procedure
After body fluid exposure or risk of exposure
After touching a patient
After touching a patients surroundings
What is the definition of contaminated?
any object or area that may contain organisms or pathogens
What are some diseases caused by viruses?
common cold, influenza, chicken pox, and polo
Come to the board and draw cocci, streptococci, and staphylococci.
List the six steps of the chain of infection in order?
infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, susceptible host
Name the surfaces of the hands that need to be cleaned during thorough hand washing?
palm, back hands, in between fingers, wrist, thumb, nails
What is disinfection?
control method that destroys pathogens but is not always effective against spores and viruses.
Why do new and different viruses emerge constantly?
mutating and changing their genetic info
Name two superbugs and what they are resistant to.
MRSA - methincillin
VRE - vancomyin
what are five examples of the portal of exit?
urine, feces, blood,saliva, mucus, wound drainage, sexual secretions
Demonstrate in charades the through hand washing process.
Mrs. McCoy will judge
What are 4 common aseptic techniques?
washing hands
good personal hygiene
gloves
PPE
environmental cleaning
cleaning
What are three viruses of of concern to healthcare workers?
HCV
HBV
HIV
What is an example of a non-pathogen that becomes pathogenic?
E'coli - beneficial in large intestine but creates a UTI when in urinary system.