Classes of microorganisms
Microorganism that cause infection are called
pathogens
In the chain- A pathogen leaving the body through saliva is an example of
portal of exit
pathogens and infections are transmitted by
blood and body fluids
antibiotics are effective medications for pathogenic
rickettsiae
Microorganisms prefer a dark, cold, and _______ environment
moist
cannot reproduce unless they are inside another cell
viruses
handling food safely is an example of breaking which link in the chain
mode of transmission
standard precautions were developed by the
CDC
many microorganisms are part of the _______ ________ of the body and are beneficial in maintaining certain body process
normal flora
Microorganisms that cause infection and disease are
pathogens
Threadlike projections that allow the organism to move
flagella
In the chain of infection, an instrument contaminated with blood acks as a
reservoir
Name the most important thing anyone can do to minimize the spread of organisms
handwashing
Viruses cannot reproduce unless......
they are inside another living cell
AIDS is caused by the _____ virus
HIV
Parasitic microorganisms carried by fleas, lice, ticks, and mites
rickettsiae
List 3 modes of transmission
airborne droplet contact vector
This precaution is used on every patient every time
standard precautions
Steam under pressure, ____, and radiation can be used to sterilize objects
gas
fingertips should be ______ _______ while washing hands
pointed down
organism that lives and reproduces in the absence of oxygen
Anaerobic
List all parts of the chain of infection
1. Causative
2. Source or reservoir
3. Portal of exit
4. Mode of transmission
5. Portal of Entry
6. Susceptible host
under standard precautions, what person protective equipment should be worn during the delivery of a baby
gloves
gown
mask
eyewear
every patient must be considered a potential source of ____________
infection
this vaccine has to be offered free of charge to all employees
Hepatitis B Vaccine