MLPAO Mock Exam - Questions and Answers (Complete Solutions)

MLPAO Mock Exam - Questions and Answers (Complete Solutions) 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 Which of the following is a transfusion science test? a) AFP b) DAT c) NH4 d) retic e) CRP Which of the following items is NOT found in cryoprecipitate? a) Factor 1 b) Factor V c) Factor VIII d) Factor XII e) Fibrinogen The following attributes of good judgment respecting 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 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. 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 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 For a 3-hour GTT, the Laboratory assistant/technician would collect: a) a hour blood sample, a 2-hour blood sample, and a 3-hour blood sample. b) a fasting blood sample, a 1-hour blood sample, a 2-hour blood sample, and a 3-hour blood sample. c) a fasting blood and urine sample, a 1-hour blood sample, a 2-hour blood sample, and a 3-hour blood sample. d) a fasting blood and urine sample, a -hour blood and urine sample, a 2-hour blood sample, and a 3-hour blood sample. e) a fasting blood and urine sample, a 1-hour blood and urine sample, a 2-hour blood and urine sample, and a 3-hour blood and urine sample. The laboratory rejects a specimen for INR testing because the specimen is in an evacuated tube with a light blue top and the specimen is: a) separated. b) spun down for 10 minutes c) refrigerated for 1 hour before being tested. d) filled three-quarters full. e) delayed in transit for 6 hours. Laboratory specimens are labelled with all of the following EXCEPT: A) patient's name. B) date and time of collection. C) time received in the laboratory. D) source of specimen. E) patient's identification A physician in the ER performs a lumbar puncture on a patient. Which of the following tests 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 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. 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 The administration of CPR on an adult requires how many chest compressions performed immediately before a series of two breaths is given? A) 5 B) 10 c) 30 D) 20 E) 25 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 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 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. E) perform phlebotomies. Which risk is NOT associated with the following WHMIS symbol? A) May cause environmental damage from fumes B) May react with water C) May be chemically unstable D) May burn unexpectedly E) May explode if exposed to shock or heat Which hazard is matched to the hazard symbol below? A) May cause permeant injury or death в) May release toxic vapours C) May react with water D) May ignite spontaneously E) Includes fluids containing toxic products 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 According to the Clinical and Laboratory Standards Institute (CLSI) which type of water should be used for routine laboratory assays? A) Filtered water B) Distilled water C) De-ionized water D) Double distilled water (DDH,O) 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. 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 The term 'bias' is defined as: A) the total number of values used. B) an average of calculate values. C) measure of the departure from accuracy. D) a manufacturer recommended value. E) the allowable limits in which a control value is acceptable. 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. 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