1. Lab safety and Specimen preparation Flashcards
Hazard that is asscociated in agents
Biologicl hazard
Most common transmission?
Hand contact
How to remove the source?
Hand washing
Biohazardous waste disposal (Yellow)
- Dry (Black)
- Wet (Green)
Decontamination
Specimen bagging
Most common disinfectant used in the Lab?
10% Bleach/Sodium hypochlorite
How to Prevent / Remove transmission of infectious agent?
Hand washing
PPE
Aerosol prevention (Parafilm)
Sterile/Disposable equipment
Pest control
Used to prevent Aerosol during incubation or contamination?
Parafilm
How to prevent contamination of host?
Standard precautions
Immunization
Healthy lifestyle
Exposure control plan
Postexposure prophylaxis
When draining the hand, what is the position?
Downward
Protect health-care workers from exposure bloodborne pathogens?
Universal precautions
Most common blood borne pathgens?
HBV, HiV
Modified universal precautions
Considers all body fluids and moist body substances to be potentially infections
Body substance isolation
Major feature of UP and BSI have combined
Standard precautions
What is the ratio or dilution for Sodium hypochlorite/bleach?
1:10
Why is bleach make everyday?
Unstable when mix with water
Why is bleach placed in plastic bottle?
Sensitive to light
what is the primary receptacle?
Leakproof container
What is the secondary receptacle?
Sealed plastic bag
What is the tertiary receptacle?
Plastic or metal box
NOTE: One hand scoop method is used to prevent sharps hazard
What to do in Occupational exposure to Bloodborne phatogens
Report to supervisor
Postexposure prophylaxis
How many mins to flush the area when expose to chemicals
15 mins
contains information on the potential hazards (health, fire, reactivity and environmental) and how to
Material Safety data sheet
Most frequently encountered specimen in immunology
Serum
What tube is used to collect serum?
Red top
Temp for delayed testing of serum up to 72 hours?
2 - 8 C
Temp for additional delay of serum for more than three days
-20 C
Requires all employers to have a written bloodborne pathogen exposure plan
Occupational exposure to bloodborne pathogens standard
How to recap a needle?
One hand scoop method
How many days do to avoid using the bleach?
2-3 days
