Welcome to our practice test for Medical Laboratory Certification Exams like ASCP and AMT for MLT, CLS and MLS. Test includes General Laboratory, Hematology, Clinical Chemistry, Urinalysis & Body Fluids, Blood Banking & Immunohematology, Serology & Immunology and Microbiology. You have 60 minutes to answer 100 test questions. Good luck!
#1. In the solubility test for hemoglobin S, what is the reagent responsible for the reduction of the hemoglobin molecule?
#2. Abnormal urinary crystals are most likely to be seen in which of the following urine specimens
#3. The following are B-lactam antibiotics except
#4. The following are examples of Analytical Process factors except
#5. Which of the following is the most commonly used method of measuring concentration in the clinical laboratory
#6. Antibodies directed at native DNA are most frequently associated with which pattern of fluorescence in the IFA-ANA test?
#7. The “Gold Standard” in toxicology studies used to confirm screening tests
#8. Which of the following statements about immunoglobulins is true?
#9. Which hepatitis B markers should be performed on blood products?
#10. Vasoconstrictor hormone found in platelets, brain and other tissues
#11. Reference method for measuring serum protein by measuring the amount of ammonium ions produced by protein nitrogen through acid digestion.
#12. Thiosulfate Citrate-Bile Salts Sucrose Agar is a special media for growing which organism
#13. Type of megaloblastic anemia caused by a deficiency of vitamin B12 that is directly linked to absence of intrinsic factor
#14. How long must the sample be stored following a transfusion of the patient?
#15. According to OSHA, employers must offer this vaccine at no cost to all personnel with Category 1 and Category 2 Exposure Risks
#16. A sample of material from bluish purulent head lesions is submitted for analysis. A gram negative, motile, non-sporeforming oxidase positive rod was isolated. This organism is most likely
#17. Basophilic stippling can indicate the following conditions except
#18. The following are aminoglycosides except
#19. Type of chromatography where the separation is based on differences in solubility between two liquid phases, one of which is aqueous and the other organic
#20. Which biomarker is produced by skeletal and cardiac muscles and rises within 30 minutes of acute myocardial infarction
#21. The Liley method of predicting the severity of HDN is based on the amniotic fluid
#22. What test involves paroxysmal nocturnal hemoglobinuria?
#23. Which of the following does not effect hemoglobin levels tested on Automated Hematology analyzers?
#24. Yellow Fever, a viral infection transmitted by an infected mosquito, is caused by which virus?
#25. Which of the following is a crystal that can be found in urine without any pathogenecity?
#26. All donors blood testing must include
#27. Which of the following increases serum potassium levels?
#28. Which of the following is not a part of routine urinalysis
#29. Which of the following organisms will show a positive Sodium Hippurate Hydrolysis test?
#30. Pork tapeworm with armed rostellum on its scolex causing cysticercosis in humans
#31. Ability of an analyzer to measure only the substance of interest with very minimal interference
#32. Which hereditary condition is characterized by large azurophilic granules that stain dark-purple and are seen throughout the leukocyte cytoplasm
#33. All systematic actions necessary to provide adequate confidence that laboratory services will satisfy given medical needs for patient care
#34. Erythropoietin is a growth factor affecting progenitors and is produced by what organ?
#35. Listed below are the results for a patient who had a positive ANA on initial testing: Anti-SM negative, Anti-SSA & SSB positive, Anti-Scl-70 negative, Anti-RANA negative. Which disease is most closely associated with these results:
#36. Irradiation of a unit of RBCs is done to prevent the replication of donor
#37. The following are granulocytes except
#38. Hypotension, nausea, flushing, fever and chills are symptoms of which of the following transfusion reactions
#39. Which of the following statements is false?
#40. Long filamentous gram negative rods with the characteristic “String of Pearls” colonies in Thioglycollate broth
#41. Which statement is false about insulin?
#42. This tapeworm is also called the Rat Tapeworm with man as its accidental host, and rat its definitive host.
#43. Which of the following tests require specimens to be kept on ice?
#44. Amniotic fluid test used to assess for fetal lung immaturity.
#45. Hemoglobin H disease is associated with the deletion of how many alpha genes?
#46. Lack or decrease in staining intensity because of a decrease in cellular hemoglobin
#47. Hemoglobin D is associated with
#48. Also called a Mexican Hat cell, the membrane folds over and becomes distorted
#49. From the following, identify a specific component of the adaptive immune system that is formed in response to antigenic stimulation
#50. A kind of agglutination in which erythrocytes, usually modified by mild treatment with tannic acid or other chemicals, are used to adsorb soluble antigen onto their surface, and which then agglutinate in the presence of antiserum specific for the adsorbed antigen.
#51. The following are types of ketones or ketone bodies that can be seen in urine except
#52. This pigment is a greenish derivative of hemoglobin which cannot be converted back to normal, functional hemoglobin. It causes cyanosis even at low blood levels.
#53. Rh immune globulin administration would not be indicated in an Rh negative woman who has a
#54. Why is important to test the uncentrifuged well-mixed urine specimen when testing with reagent strips for blood?
#55. Which of the following is the principle for the chemical determination of protein in urine
#56. An L/S ratio of 2.7 indicates
#57. What serum fasting blood glucose level is considered diagnostic of diabetes mellitus?
#58. Which of the following statements on Weak D testing is false?
#59. What is the first hepatic metabolite of ethanol?
#60. Hansel’s stain is used to stain which of the following urinary constituents
#61. This technique that combines protein electrophoresis with immunoprecipitation is used to identify immunoglobulins and classify monoclonal gammopathies.
#62. What level of HbA1c is considered diagnostic of diabetes mellitus?
#63. What is the most likely cause when a Western blot or ELISA is positive for all controls and samples?
#64. A type of lymphocyte that produces antibodies
#65. Substances whose exact concentrations, purity or quality are known
#66. Which CK isoenzyme is the most widely distributed in the brain?
#67. What can you do to help prevent a fire in the laboratory?
#68. A urinary condition that is characterized by an elevated number of red blood cells in the urine.
#69. Interpret the following results for HIV infection. ELISA: positive; repeat ELISA: negative; Western blot: no bands
#70. What is the shelf life of Fresh Frozen Plasma after thawing at 37C?
#71. Type of cast formed from the disintegration of cellular casts
#72. Any solid, semisolid or liquid waste generated in diagnosis, treatment or immunization of humans or animals in research, production of testing of biologics
#73. What portion of the IgG molecule functions to move the molecule across the placenta?
#74. Which of the following is associated with Tinea versicolor?
#75. Which of the following methodologies is not used in allergy testing?
#76. Which of the following grows a characteristic bulls-eye colony on Cefsulodin-Irgasan-Novobiocin agar?
#77. Which parameters are used in the calculation of base excess or deficit?
#78. What is the first procedure to be done in the laboratory investigation of a transfusion reaction?
#79. The strength with which a multivalent antibody binds a multivalent antigen is termed the
#80. The following are alpha 1 globulins except
#81. The presence of sufficient quantities of ascorbic acid in urine has the potential of causing false positive reactions with which of the following?
#82. Loss of self-tolerance results in
#83. The Kell antigen is
#84. What antibodies are represented by the nucleolar pattern in the immunofluorescence test for antinuclear antibodies?
#85. Elevated Hgb A2 level is characteristic of what type of thalassemia
#86. What is the most appropriate diluent for preparing a solution of 8% bovine albumin for red cell control reagent?
#87. The presence of light chain immunoglobulins in the urine is associated with which of the following forms of proteinuria?
#88. Which of the following constituents present in urine sediment is a sensitive early indicator of renal disease?
#89. The partial sterilization of a product, such as milk or wine, to make it safe for consumption and improve its keeping quality.
#90. +/- 2 Standard Deviation(SD) means how much confidence limit?
#91. A major advantage of passive immunization compared to active immunization is that
#92. A phenomenon of co-hemolysis which consists of a zone of strong hemolysis observed when S. agalactiae is streaked next to Staphylococcus aureus
#93. Blood selected for exchange transfusion must
#94. An IgM autoantibody directed against the Fc portion of IgG molecule
#95. Proteolytic enzyme treatment of red cells usually destroys which antigen?
#96. Which of the following is not a clinical symptom of primary hypothyroidism?
#97. The majority of the iron in an adult is found as a constituent of
#98. Oxygen stable non-antigenic hemolytic exotoxins found in Streptococcus
#99. The following statements are true of active immunity except
#100. Which hemoglobin is insoluble under lowered oxygen tension?
Results
Wow this is tough. Thank you for making this.