AAB MT PRACTICE EXAM TEST 2023/2024

AAB MT PRACTICE EXAM TEST 2023/2024 Function of centrifuge - CORRECT ANSWER-Separates substances based on density Daily maintenance of centrifuge - CORRECT ANSWER-clean with 10% bleach periodic maintenance of centrifuges - CORRECT ANSWER-check speed using tachometer types of pipettes - CORRECT ANSWER-Measuring, Serological, and Volumetric types of serological pipettes - CORRECT ANSWER-blow out and drain out types of thermometers - CORRECT ANSWER-liquid and glass and digital electronic temperature of heat block/water bath - CORRECT ANSWER-36-38 C temperature of incubators - CORRECT ANSWER-36-38 C What is room temperature - CORRECT ANSWER-20-24 C Temperature of general lab refrigerators - CORRECT ANSWER-2-8 C Temperature of blood bank refrigerators - CORRECT ANSWER-1-6 C Temperature of general lab freezers - CORRECT ANSWER--20 C Temperature of blood bank freezers - CORRECT ANSWER--65 C bright field microscopy - CORRECT ANSWER-generates a dark image of an object over a light background dark field microscopy - CORRECT ANSWER-identifies spirochetes electron microscopy - CORRECT ANSWER-identifies tissue tumor markers fluorescent microscopy - CORRECT ANSWER-classically used to detect ANA phase contrast microscopy - CORRECT ANSWER-used for manual platelet counts polarized microscopy - CORRECT ANSWER-identifies crystals deci - CORRECT ANSWER-10^-1 centi - CORRECT ANSWER-10^-2 mili - CORRECT ANSWER-10^-3 micro - CORRECT ANSWER-10^-6 nano - CORRECT ANSWER-10^-9 pico - CORRECT ANSWER-10^-12 femto - CORRECT ANSWER-10^-15 Celcius - CORRECT ANSWER-5/9(F-32) Fahrenheit - CORRECT ANSWER-9/5(C+32) Kelvin - CORRECT ANSWER-C+273 simple dilution - CORRECT ANSWER-The first transfer in a serial dilution serial dilution - CORRECT ANSWER-Dilution of a substance several times by the same amount each time mean - CORRECT ANSWER-mathematical average standard deviation - CORRECT ANSWER-deviation of the values from their mean coefficient of variation - CORRECT ANSWER-Standard deviation divided by the mean Confidence level - CORRECT ANSWER-the probability of an estimated range x+/-1SD - CORRECT ANSWER-68% x+/-2SD - CORRECT ANSWER-95% x+/-3SD - CORRECT ANSWER-99% Anion gap - CORRECT ANSWER-difference between the cations and anions Calculated LDL - CORRECT ANSWER-lipoprotein that transports cholesterol and triglycerides from the liver to the peripheral tissue Beer's Law - CORRECT ANSWER-concentration is directly proportional to the amount of energy absorbed Osmolar gap - CORRECT ANSWER-the difference between the calculated and measured osmolality Chain of custody - CORRECT ANSWER-The chronological documentation and/or paper trail showing the procurement, custody, transfer, analysis, and disposition of the specimen used in legal proceedings competency evaluation - CORRECT ANSWER-process of documenting the employee's technical skills done annually performance evaluation - CORRECT ANSWER-process of documenting the knowledge, skills, attitudes, and belief's of the employee done annually Reflex testing - CORRECT ANSWER-testing on a specimen done only after a particular analyte is abnormal or outside of predetermined range Internal Quality Assurance - CORRECT ANSWER-mechanism to identify and evaluate patient test results that appear inconsistent with relevant demographics Who establishes and supervises programs for the education and training of employees in the recognition, avoidance, and prevention of unsafe work conditions - CORRECT ANSWER-OSHA Who instructs employees in the recognition of unsafe work conditions - CORRECT ANSWER-the employer how long should safety records be kept from the date of the training session - CORRECT ANSWER-3 years waived tests - CORRECT ANSWER-employs methods that are so simple and accurate that they pose no risk of harm if the patient performs the test incorrectly at home Moderate complexity tests - CORRECT ANSWER-provider performed microscopy High complexity tests - CORRECT ANSWER-any laboratory developed test Proficiency testing - CORRECT ANSWER-Performance of tests on specimens provided by an external monitoring agency alternate proficiency testing - CORRECT ANSWER--split sample testing -clinical validation by chart review or other means -participation in ungraded proficiency testing program Pre-analytical factors - CORRECT ANSWER-factors that affect results of a test that occur before performing the test analytical factors - CORRECT ANSWER-factors affecting results that occur during the performance of the test post-analytical factors - CORRECT ANSWER-factors affecting results that occur after performance of the test examples of pre-analytical factors - CORRECT ANSWER--patient identification -specimen collection -specimen transport -specimen processing -laboratory requisition examples of analytical factors - CORRECT ANSWER--calibration -quality control -interfering substances examples of post-analytical factors - CORRECT ANSWER--test records -test reports -test interpretation How long must a lab retain a no longer used procedure with the initial use and discontinuance? - CORRECT ANSWER-2 years Who signs off on any changes to procedures in the lab - CORRECT ANSWER-the lab director What must be checked when performing equipment maintenance? - CORRECT ANSWER-electronic, mechanical, and operational components What is done when equipment maintenance is done? - CORRECT ANSWER-It is documented What is the purpose of quality control procedures? - CORRECT ANSWER-monitoring the stability of the method or test system What can be provided as a means to indirectly access the accuracy and precision of patient test results? - CORRECT ANSWER-Control and calibration materials Quality control is a component of - CORRECT ANSWER-quality assurance Quality Control - CORRECT ANSWER-ensures accuracy of test results Quality Assurance - CORRECT ANSWER-determines areas that require improvement Quality control procedures are done - CORRECT ANSWER-daily Quality assurance procedures are done - CORRECT ANSWER-over a period of time Calibrator - CORRECT ANSWER-sets the instrument to a specific parameter by using a calibration cuvette or a liquid calibrator Control - CORRECT ANSWER-validates the run after the calibration is performed assayed controls - CORRECT ANSWER-must be verified by laboratory unassayed controls - CORRECT ANSWER-must be established by laboratory qualitative tests - CORRECT ANSWER-analysis to identify quality or characteristics of components, such as size, shape, and maturity of cells quantitative tests - CORRECT ANSWER-analysis that can identify quantity or actual number counts such as counting the number of blood cells qualitative tests controls - CORRECT ANSWER-positive and negative quantitative tests controls - CORRECT ANSWER-2 controls of different concentrations remedial action - CORRECT ANSWER-the fixing of any consequences that result from error What happens when there is a complaint? - CORRECT ANSWER-the breakdown in communication and the complaint should be documented with the resolution Performance Improvement (PI) plan - CORRECT ANSWER-The continuous study and adaptation of a healthcare organization's functions and processes to increase the likelihood of achieving desired outcomes How long must QA records be available to the HHS? - CORRECT ANSWER-2 years exposure control plan - CORRECT ANSWER-plan that outlines specific work practices to prevent exposure to infectious material and identifies step-by-step procedures to follow when exposures do occur universal precautions - CORRECT ANSWER-steps taken to prevent the spread of disease through blood and other body fluids OSHA respirator requirements - CORRECT ANSWER-must have annual programs and fittings