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MLPAO MOCK EXAM 2025-2026/ACTUAL EXAM QUESTIONS WITH CORRECT DETAILED ANSWERS/A+ GRADE
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Which of the following is a surrogate test that is used to detect donors at high risk for transmitting transfusion-related disease? a) Нерatitis b) HIV c) CMV d) Malaria e) Syphilis - ANSWER e) Syphilis Which of the following is a transfusion science test? a) AFP b) DAT c) NH d) retic e) CRP - ANSWER b) DAT Which of the following items is NOT found in cryoprecipitate? a) Factor 1 b) Factor V c) Factor VIII d) Factor XII e) Fibrinogen - ANSWER b) Factor V The following attributes of good judgment repecting patients' rights and not harming anyone intentionally are examples of which of the following? a) Ethical standards b) Confidentiality statements
c) Competency statements d) Rules of practice e) Moral standards - ANSWER a) Ethical standards A fecal sample for culture and sensitivity is collected: a) by clean catch. b) by sterile transfer. c) by septic transfer. d) by aseptic technique. e) by antiseptic technique. - ANSWER d) by aseptic technique. What is the function of the gel separator in an evacuated blood collection tube? a) RBCS from WBCS b) buffy coat from plasma c) RBCS and WBCS from buffy coat d) plasma from serum e) RBCS and WBCS from plasma and serum - ANSWER e) RBCS and WBCS from plasma and serum Which of the following is the proper order of collection for drawing blood into collection tubes? a) Sterile blood culture specimens followed by specimens that require EDTA b) Sterile blood culture specimens followed by specimens that require no additives c) Sterile blood culture specimens followed by specimens for coagulation studies d) Specimens for coagulation studies followed by sterile blood culture specimens e) Specimens that require EDTA followed by specimens for coagulation studies
are likely to be ordered? A) Glucose, protein, Gram's stain, cell count B) INR, Urea, lytes, creatinine C) Group and screen and crossmatch D) AST, ALT, Alk. Phos E) CBC, PT, PTT - ANSWER A) Glucose, protein, Gram's stain, cell count The Transportation of Dangerous Goods Act requires packages that contain dry ice be shipped in: A) a sealed container with a Dangerous Goods label only. B) a sealed container with a Miscellaneous Dangerous Goods label. c) a sealed container with absorbent material and a Dangerous Goods label. D) an unsealed container with absorbent material and a Dangerous Goods label. E) an unsealed container with a Miscellaneous Dangerous Goods label.
- ANSWER E) an unsealed container with a Miscellaneous Dangerous Goods label. Which of the following plated media is enriched? A) MacConkey Agar B) Chocolate Agar C) Blood Agar D) Thayer Marten Agar E) Muller Hinton Agar - ANSWER B) Chocolate Agar The administration of CPR on an adult requires how many chest compressions performed immediately before a series of two breaths is given?
c) 30 D) 20 E) 25 - ANSWER c) 30 When a damaged package of radioactive material (classified as a minor spill) is handled, all of the following procedures should be followed EXCEPT: A) place the package in a plastic bag. B) notify local authorities of the leak and its extent. C) follow standard decontamination procedures for spills D) place the contained package in a shielded storage area. E) survey the area where the package has been and clearly mark all contaminated spots - ANSWER B) notify local authorities of the leak and its extent. Which of the following clinical signs indicates that a person is choking and has complete airway obstruction? A) Coughing or gagging B) Noisy or painful breathing C) No chest movement D) Inability to speak E) Decreased level of consciousness - ANSWER C) No chest movement The laboratory assistant/technician must wear gloves to do all of the following, EXCEPT: A) handle clinical specimens. B) handle human tissue specimens. с) engage in procedures that involve direct skin contact with biological specimens. D) process clinical specimens.
B) Distilled water C) De-ionized water
D) Double distilled water (DDH,O) E) Clinical Laboratory Reagent Water (CLRW) - ANSWER E) Clinical Laboratory Reagent Water (CLRW) An error was made in preparing a commercial control. Patients results will be: A) inaccurate. B) imprecise. C) inaccurate but precise. D) accurate but imprecise E) not affected. - ANSWER E) not affected. What are the upper and lower limits of acceptable results for a control, if the mean is 130 g/L and the standard deviation is 2.0? A) 122 - 138 g/L B) 123 - 137 g/L C) 124 - 136 g/L D) 125 - 135 g/L E) 126 - 134 g/L - ANSWER E) 126 - 134 g/L The term 'bias' is defined as: A) the total number of values used. B) an average of calculate values.
D) Methylene blue solution E) Mordant solution - ANSWER C) Alkaline solution Cellular morphology of a cytological preparation is distorted when smears are: A) left in the fixative solution for longer than 2 hours. B) left in the stain solution for a 1/2 hour. C) left in the clearing solution for a 1/2 hour. D) allowed to dry prior to staining. E) allowed to dry prior to coverslipping. - ANSWER D) allowed to dry prior to staining. An electrocardiograph is the: A) tracing of electrical activity of the heart B) contraction and relaxation of ventricles с) tracing of the opening and closing of heart valves D) instrument used to record the heart's electrical activity E) Uses ultrasound waves to examine the heart - ANSWER D) instrument used to record the heart's electrical activity Which of the following occurs in DNA replication? A) Adenine pairs with guanine B) Cytosine pairs with thymine C) Cytosine pairs with guanine
D) Adenine pairs with uracil E) Adenine pairs with cysteine - ANSWER C) Cytosine pairs with guanine What is the normal reference range for CSF glucose in an adult? A) 2.1-4.2 mmol/L B) 3.5 5.7 mmol/L C) 6.0 - 10.0 mmol/L D) 8.0 12.0 mmol/L E) 12.0 14.0 mmol/L - ANSWER A) 2.1-4.2 mmol/L A patient's coagulation testing results include an INR of 2.0, PT of 18.0 seconds, and PTT of 65 seconds. A physician calling for the results should be A) given only the results of the PT and PTT B) given the results of the PT, PTT and INR C) referred to a technologist because the results are critical D) given only the results of the PTT. E) given only the results of the INR and PTT - ANSWER E) given only the results of the INR and PTT Which of the following is most likely found in combination with a high serum creatinine result? A) High urea B) Low urea
E) Hematocrit - ANSWER E) Hematocrit Which of the following describes an abnormal increase in the number of white blood cells? A) Polycythemia B) Thrombocytosis c) Leukopenia D) Leukocytosis E) Thrombocytopenia - ANSWER D) Leukocytosis A urine specimen for routine bacteriology would be collected in a container that contains: A) acetone. B) alcohol. c) fixative. D) transport media E) unfixed. - ANSWER E) unfixed. What type of atmosphere is required for strict anaerobic growth? A) Reduced O B) No O c) Reduced CO, 2 D) Elevated CO
E) NO CO2 - ANSWERD) Elevated CO When a CSF specimen is collected for routine bacteriological studies, which of the following tubes can be used? A) Lavender B) Light blue C) Black D) Red E) Dark green - ANSWER D) Red Which of the following incubation conditions is used to grow common pathogenic Campylobacter sp. from stool specimens? A) Microaerophilic, 42° B) Microaerophilic, 35 - 37°C c) Anaerobic, 42°C D) Aerobic, 35 - 37°C E) Anaerobic, 35 - 37°C nurnoco of troncnort - ANSWER A) Microaerophilic, 42° Which of the following is the purpose of transport medium that is used in the shipment of microbiology specimens? A) Inhibit bacterial growth B) Enhance bacterial growth c) Sustain bacterial growth
E) rating the effectiveness of an artifical pacemaker. - ANSWER A) assessing cardiac risk prior to surgery. After the Holter monitor has been properly connected to the patient, the laboratory assistant/technician must properly instruct the patient to do which of the following? A) Lie still and not talk while the procedure is taking place. B) Remove all leads prior to bathing. c) Keep an accurate diary of activities, emotional states and symptoms. D) Start an exercise program that includes cardiovascular activity. E) Remove the monitor and return to facility after 24 hours. - ANSWER c) Keep an accurate diary of activities, emotional states and symptoms. An electrocardiogram is accurately described as a test that: A) Records the activity of the heart B) Uses ultrasound waves to examine the heart c) Shows the flow of blood to the heart muscle D) Uses a small device called a transducer E) Consists of two catheters inserted into the arterial system - ANSWER A) Records the activity of the heart Which electrodes are used for Lead lI? A) LA and LL B) RA and LL
D) RL and LL E) RA and RL - ANSWER B) RA and LL Two stain solutions routinely used in the Papanicolaou stain are A) Hematoxylin and Congo Red B) Orange G and Prussian Blue C) Hematoxylin and Eosin-Azure (EA) D) Methylene Blue and Bizmarck Brown Y E) Fast Green FCF and Sudan Black - ANSWER C) Hematoxylin and Eosin-Azure (EA) Cytology smears must remain in the fixative for: A) 3 min. B) 5 min. C) 10 min. D) 15 min. E) 30 min. - ANSWER D) 15 min. When using thermometers which statement is NOT correct? A) The size is important. B) Calibration must be verified. c) Either alcohol or mercury is used as the indicator.
D) high predictivity E) high specificity - ANSWER B) low sensitivity Where there is risk of aerosol production, Level 2 containment requires a minimum of: A) Level 1 biosafety cabinet. B) Level 2 biosafety cabinet C) Level 3 biosafety cabinet D) Laminar flow hood E) No special hood required - ANSWER A) Level 1 biosafety cabinet. An error was made in preparing a commercial control. Patients results will be: A) inaccurate. B) imprecise. C) inaccurate but precise. D) accurate but imprecise E) not affected. - ANSWER E) not affected. A hematoma may result from all of the following, EXCEPT: A) needle removal while tourniquet is still tied. B) failure to apply adequate pressure after venipuncture c) failure of needle to enter the vein. D) partial insertion of needle into the vein.
E) excessive probing. - ANSWER c) failure of needle to enter the vein. Which of the following definitions best defines the term "jaundice"? A) A rash found specifically in newborns B) A yellow colouring of the skin due to liver disorders C) A reddish colouring of the skin due to myocardial infarction D) A condition caused by increased cholesterol E) A Ccondition associated with bone disease - ANSWER B) A yellow colouring of the skin due to liver disorders A volumetric flask that is calibrated at 20°C would be expected to contain more volume if the: A) laboratory temperature is 18°C B) liquid is refrigerated before measurement. C) liquid is heated before measurement. D) flask is refrigerated before measurement. E) flask is at room temperature before measurement. - ANSWER C) liquid is heated before measurement. When a urine microscopy is performed, the specimen must be centrifuged at 1,500 3,000 rpm for how many minutes? A) 1 B) 3 C) 5 D) 10 E) 15 - ANSWER C) 5