Infection Control & Safety Standards Flashcards
7 cards from real CDT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Infection Control & Safety Standards flashcards as text
Which OSHA standard specifically governs occupational exposure to bloodborne pathogens in dental laboratory settings?
Answer: 29 CFR 1910.1030
OSHA's Bloodborne Pathogens Standard (29 CFR 1910.1030) mandates exposure control plans, PPE use, and hepatitis B vaccination for workers with occupational exposure.
When receiving a dental impression from a clinical office, what is the FIRST action a dental technician should take?
Answer: Disinfect the impression before beginning work
All incoming cases should be disinfected upon receipt before any laboratory work begins, regardless of whether the clinical office claims to have already disinfected them.
Which type of respirator is required when grinding or trimming dental alloys that contain beryllium?
Answer: P100 half-face respirator
Beryllium-containing alloys require a P100-rated respirator due to the extreme toxicity and carcinogenicity of beryllium dust particles.
How long must OSHA-required training records for bloodborne pathogen exposure control be retained?
Answer: 3 years
OSHA requires that bloodborne pathogen training records be maintained for 3 years from the date of training.
What is the correct procedure after a needlestick or sharps injury in the dental laboratory?
Answer: Wash with soap and water, report to supervisor, and seek medical evaluation
Immediate washing with soap and water followed by prompt reporting and medical evaluation is the required post-exposure response.
Which disinfectant class is considered a high-level disinfectant suitable for heat-sensitive instruments that contact mucous membranes?
Answer: Glutaraldehyde (2%)
2% glutaraldehyde is classified as a high-level disinfectant and sterilant capable of killing all microorganisms including bacterial spores with extended contact time.
In dental laboratory infection control, what does the term 'critical item' refer to?
Answer: Items that penetrate soft tissue or bone
Critical items are those that penetrate soft tissue or bone and carry the greatest risk of infection, requiring sterilization rather than disinfection.