MTAP2 Flashcards
what is the chain of infection?
Infectious agent - Reservoir - Portal of exit - Means of transmission - Portal of Entry - Hosts
Best way to break the chain of infection
Handwashing
Rinse hands in a ________ position
Downward
Use ___________ if hands are visibly soiled
Handwashing
Use _____________ if hands are not visibly soiled
Alcohol and sanitizer
Brain eating amoeba
Naegleria fowler
Reservoir of brain eating bacteria
Lake or stagnant water
Portal of entry of N. fowleri
Nose
Portal of exit of N. fowleri
Droplets
Susceptible host of N. fowleri
Human
Time for handwashing
15-20 secs
disposal of sharp hazards
OSHA approved puncture container with biologic Hazard symbol
T or F. Needles should not be transported, recapped, bent, broken by hand
T
what specimen is discard by pouring it into a laboratory SINK avoid splashing , and flush with water
Urine Specimen
Disinfection should be done using __________
Sodium Hypochlorite (bleach)
Ratio of bleach to water, and CDC recommendation
1:10
Best disinfectant
Bleach
Best antiseptic used for living tissues
Iodine
Any chemical spill should;
Evacuate the people > Neutralized the chemicals
If eyes accidentally splashed with chemicals, it must be washed with flowing water for at least
!5 mins
Always add Acid to water
Strictly prohibited in Chemical hazards
Mouth pipetting
What are the chemicals labels
Poisonous, Corrosive, flammable, explosive, teratogenic, and carcinogenic
Major source of safety information
Material Safety Data Sheet
We cannot put together reducing and oxidizing agents
Causes birth defect
Teratogenic
Causes cancer. Ex. Crystal violet because of its aniline Dye
Carcinogenic
Fetus in pregnant is at risk.
Radioactive hazard
Radiation is cumulative
chronic
what type of infection for mechanical hazards while centrifuging
Aerosol infection
Know the proper position/posture ar work
Ergonomic hazards
Flammable chemical should be stored in
safety cabinet and explosion proof refrigerators
When fire is discovered
RACE
Rescue
Alarm
Contain
Extinguish
to operate an extinguisher
PASS
pull the pin
aim
squeeze
sweep
Type A
Ordinary combustibles paper, cloth, etc.
Water Dry chem