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. What is the largest lymphoid organ?
#2. The type of immunity that follows the injection of an immunogen is termed
#3. 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:
#4. Term used to describe when there are 6 or more consecutive daily QC values that distribute themselves on one side of the mean value line, but maintain a constant level
#5. A specimen is tested for antibodies to varicella resulting in a titer of 320. Two weeks later, her titer is 640. A third test was done after two more weeks and it is now 320. What is the disease status of the patient?
#6. Hemoglobin H disease is associated with the deletion of how many alpha genes?
#7. The number of moles of substance in one liter of solution
#8. The following are tests routinely performed on donor blood except
#9. Which of the following causes hemorrhagic fever?
#10. The following are examples of “Good work practices” except
#11. While performing an antibody screen, a test reaction is suspected to be rouleaux. A saline replacement test is performed and the reaction stayed the same. What is the interpretation?
#12. Which serum antibody response usually characterizes the primary (early) stage of syphilis?
#13. These carriers can shed and transmit pathogens while they are recovering from an infectious disease
#14. Which of the following is the most commonly used method of measuring concentration in the clinical laboratory
#15. Enzyme reactions are affected by the following except:
#16. All of the following statements are true about Rh antibodies except
#17. The enzyme that is deficient in acute intermittent porphyria
#18. Which of the following parasites can be seen in the urine?
#19. Which of the following fungi causes meningitis and septicemia in immunocompromised hosts?
#20. The lowest concentration of an antimicrobial that will inhibit the visible growth of a microorganism after overnight incubation
#21. Majority of circulating lymphoid cells are of this type
#22. What is the vector of the transmission of blood flagellates Trypanosoma rhodesiense and gambiense?
#23. Substances that are antigenic only when coupled to a protein carrier are
#24. The following results may be caused by cold agglutinins except
#25. Brown-black urine can be seen as an accumulation of
#26. If a patient has anaphylactic transfusion reactions, how are future transfusions handled
#27. The nitroprusside technique, the test typically used to quantitate ketone bodies, is insensitive to which ketone?
#28. Colorless compound produced in the intestine after the breakdown by bacteria of bilirubin
#29. Each hemoglobin molecule has how many binding sites for oxygen molecules
#30. What immune elements are involved in a positive skin test for tuberculosis?
#31. Cryoprecipitate Antihemophilic Factor that is harvested from fresh frozen plasma can be used to treat which coagulation factor deficiencies
#32. Auer Rods are most like present in which type of leukemia
#33. Which is not a fraction of alkaline phosphatase?
#34. Antihistamines like Benadryl
#35. What is the formula for anion gap?
#36. The reagent strip reaction used to test for the presence of glucose is based on the principle of
#37. What hemoglobin is NOT normally present in a normal adult?
#38. The most serious hemolytic transfusion reactions are due to incompatibility in which of the following blood group systems?
#39. 4% suspension of patient cells show 4+ agglutination with Anti A and no agglutination with Anti B. What is the patient’s ABO type?
#40. In the indirect fluorescent anti-nuclear antibody test, a homogenous pattern indicates the presence of antibody to
#41. An A positive blood sample has a negative antibody screen. 6 units of A positive red cells were crossmatched and 1 unit was incompatible in the AHG phase. Which should be done first?
#42. Component of blood whose function is to react to bleeding from blood vessel injury by clumping
#43. A person who donates blood with the intent that he will receive his own blood during a future surgery is called what kind of donor
#44. Trophozoites of this flagellate has the characteristic “Falling leaf” motility and causes duodenitis in humans.
#45. An enriched, selective, and differential media used for the isolation and presumptive identification of Clostridium difficile
#46. Coil of capillary vessels that serves as a non-selective filter of plasma substances of less than 70,000 MW
#47. What is the first hepatic metabolite of ethanol?
#48. The following statements are true of active immunity except
#49. Antibodies to thyroid peroxidase can be detected by using agglutination assays. Which of the following diseases may show positive results with this type of assay?
#50. A peptide that increases sodium and water excretion and causes vasodilation to decrease blood pressure
#51. This enzyme stimulates oxygen release from hemoglobin when blood pH is low (hypoxic/acidotic).
#52. When performing a DAT, a control consisting of 6% albumin is run concurrently. What is the result of the control
#53. Which test is used to assess the extrinsic pathway of coagulation?
#54. Gram negative coccobacilli which causes “whooping cough”
#55. LDL cholesterol = total cholesterol—HDL cholesterol—Triglycerides /5 is an expression of which mathematical equation?
#56. What is the causative agent of Streptococcal pharyngitis?
#57. The following are techniques used to remove anti-I to detect underlying antibodies except
#58. Long filamentous gram negative rods with the characteristic “String of Pearls” colonies in Thioglycollate broth
#59. In order to be present in the urine, bilirubin must be in the form of
#60. All systematic actions necessary to provide adequate confidence that laboratory services will satisfy given medical needs for patient care
#61. The following crystals are seen in alkaline urine except
#62. Test used to presumptively identify Group D enterococci and differentiate it from Streptococcus bovis/gallolyticus
#63. The air temperature throughout the serology laboratory is 20°C. How will this affect VDRL and RPR results?
#64. If a Group A negative mom received antenatal Rh Immune Globulin at 28 weeks gestation, what is the specificity of the antibody that may be identified in her serum at delivery?
#65. Urine shows negative for glucose on the reagent strip but a positive reaction with Benedict’s test. What is the reason?
#66. What is the relationship between urine color and its volume?
#67. Pregnant women are to avoid cleaning litter boxes of their house cats until delivery to prevent congenital infection of
#68. Heat loving bacteria with an optimum growth temperature of 50-60C
#69. Virulence factors include all of the following except
#70. Which of the following is a statistical measure of precision?
#71. Major cation of extracellular fluid
#72. Which of the following statements is true about Homocysteine?
#73. Which drug is used to treat bipolar disorders?
#74. Which of the following parasites is not transmitted by ingestion of eggs, cysts or larvae?
#75. A positive optochin sensitivity test is used in the differential diagnosis of which organism
#76. Which of the following is associated with nephrotic syndrome?
#77. The HLA complex is located primarily on
#78. Laboratory methodology based on the separation of the mixture into individual components on basis of specific differences in physical characteristics
#79. The immunoglobulin classes most commonly found on the surface of circulating B lymphocytes in the peripheral blood of normal persons are
#80. A patient is immunized for measles. What type of immunity does this patient have?
#81. Bordet-Gengou Agar is a special media for growing which organism
#82. A disorder that occurs when your body makes too much cortisol over a long period of time.
#83. To calculate the mean corpuscular volume (MCV), what parameters must be known?
#84. Weil-Felix test uses Proteus OX-19, OX-2 and OX-K as antigens to detect antibodies against this organism
#85. Which of the following statements on Indirect Antiglobulin Test is false?
#86. Which of the following statements on transudates and exudates is false
#87. The following are hormones produced by the thyroid gland except:
#88. The following ions are used in the calculation of anion gap except
#89. An arterial blood sample is received in the laboratory 45 minutes after collection with a bubble in the syringe. The technologist should
#90. What type of instrumentation is based on the principle that excitation of an atom’s electrons by heat energy from the flame causes unstable electrons to change from a higher energy state to a lower energy state?
#91. What is the primary form of lipid storage in the body?
#92. Which of the following is a measure of transferrin levels in the serum?
#93. What must be done to prevent graft-versus-host disease?
#94. A condition where the body produces an excess of the gastrin hormone that causes stomach to produce too much acid. This causes peptic ulcers and diarrhea.
#95. Hemophilia B is associated with a deficiency of which clotting factor?
#96. The chemistry procedure performed on a specimen of amniotic fluid to determine the possible presence of a neural tube defect is
#97. Which test is used in the diagnosis of cystic fibrosis?
#98. What cell type produces bone alkaline phosphatase?
#99. Which sugar is fermented by Neisseria meningitidis but not by Neiserria gonorrhoeae?
#100. An assay’s ability to detect small concentration of a substance is called
Results
Wow this is tough. Thank you for making this.