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ASCP HT Exam Question and answer 100% correct
Question: What is the purpose of the Prussian Blue stain?
Correct answer: To detect ferric iron in tissues and aid in the
diagnosis of idiopathic hemochromatosis
Question: What is OSHA?
Correct answer: Occupational Safety and Health
Administration, a government agency in the Department of Labor to maintain a safe and healthy work environment
Question: What is EPA?
Correct answer: Environmental Protection Agency, an
independent federal agency established to coordinate programs aimed at reducing pollution and protecting the environment
Question: What is NIOSH?
Correct answer: Federal agency that recommends ways to
prevent work-related injury. Part of the CDC and works with OSHA
Question: What is CDC?
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Correct answer: Center for Disease Control
Question: What is CAP?
Correct answer: College for American Pathologist. Lab
accrediting agency
Question: What is JCAHO?
Correct answer: Joint Commission on Accreditation of
Healthcare Organizations. Hospital certifying agency
Question: What is NFPA?
Correct answer: National Fire Protection Association
Question: What are the three classes of hazards?
Correct answer: Mechanical, Chemical, and Biological
Question: What is TWA?
Correct answer: Time-weighted Average (Amount exposed to
over 8 hrs)
Question: What are PELs?
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Correct answer: Permissible exposure limits: developed by OSHA to indicate the max airborne concentration of a contaminant to which an employee may be exposed over the duration specified by the type of PEL
Question: What is STEL?
Correct answer: Short-Term Exposure Limit for exposure
during 15 minutes
Question: What is C in the context of exposure limits?
Correct answer: Ceiling Limit - Maximum allowable
exposure limit
Question: What is TVL?
Correct answer: Threshold Value Limit - Exposure over an 8
hour work day or 40 hour work week
Question: What is IDHL?
Correct answer: Immediately Deadly or Lethal - The
level/dose to cause death
Question: What is Action Level?
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Correct answer: OSHA defined limit at which something
must be done
Question: What are the TWA and STEL for Xylene?
Correct answer: TWA: 100ppm, STEL: 150ppm
Question: What are the TWA and STEL for Formaldehyde?
Correct answer: TWA: 0.75ppm, STEL: 2ppm over 15 minutes
Question: What are the classes of fires?
Correct answer: A - Ash (Wood, paper, or textile), B - Boiling
(Flammable liquid or gas), C - Current (Electrical), D - Combustible & Reactive Elements
Question: What is the Flash Point?
Correct answer: Minimum temperature at which a liquid gives
off enough vapors to form an ignitable mixture with air near the liquid's surface