quality control

Medical term Safety and Compliance

Testing control samples with known values to prove a test system works. When controls fail, patient results are held.

Sources

Ready? Set? Test! Patient Testing is Important. Get the Right Results. (2025 edition, with appendices: pretesting checklist, temperature log instructions) · Centers for Disease Control and Prevention
42 CFR 493.1256 Standard: Control procedures · Electronic Code of Federal Regulations (eCFR), National Archives and U.S. Government Publishing Office
42 CFR 493.1282 Standard: Corrective actions · Electronic Code of Federal Regulations (eCFR), National Archives and U.S. Government Publishing Office

Free practice questions that use quality control

Safety and Compliance, question 5A hospital laboratory uses hazardous chemicals on a non-production basis. Under OSHA's laboratory standard, which written plan must the…

pathogenAny disease-causing microorganism, such as the bloodborne viruses HBV, HCV and HIV.
portal of entryHow a pathogen gets into a new host, for example through a needlestick, broken skin or a mucous membrane.
portal of exitHow a pathogen leaves its reservoir, for example in blood from a puncture site or in droplets from a cough.
proficiency testingOutside testing of unknown samples to check a lab's accuracy; CLIA does not require it for waived tests, but…
reference rangeThe values expected for a test in healthy people, set by each laboratory for its own method; results are…
regulated wasteOSHA term for liquid blood or OPIM, items that would release blood if squeezed or are caked with it, and…
reservoirThe home where a germ survives and multiplies, for example an infected patient, a carrier or contaminated…
respondeat superior"Let the master answer": an employer is liable for an employee's negligence within the scope of the job…