MLT ASCP

Standard precautions apply to all of the following except: a. Blood b. Cerebrospinal fluid c. Semen d. Concentrated acids Correct Answer: d. Concentrated acids The most important practice in preventing the spread of disease is: a. Wearing masks during patient contact b. Proper hand washing c. Wearing disposable laboratory coats d. Identifying specimens from known or suspected HIV- and HBV-infected patients with a red label Correct Answer: b. Proper hand washing The appropriate di...

According to AABB Standards, which of the following allogenic donors may be accepted as a blood donor? Correct Answer: Spontaneous abortion at 2 months of pregnancy, 3 months ago. Which of the following is the correct storage temperature for the component listed? Correct Answer: Fresh Frozen Plasma (FFP), -20 degrees Celsius. Anti-C, Anti-D, Anti-E, Anti-c, anti-e are all positive. Which of the following is a possible genotype for an individual whose red cells gives the reaction above? C...

Which division of the medical lab does the MLT most commonly work in? Correct Answer: clinical lab The term cardiomyopathy refers to: Correct Answer: heart muscle disease Standard precautions require that PPE be used: Correct Answer: always OSHA requires that employers do all of the following except: Correct Answer: write SDS Transmission of a BBP from a cut by a broken glass tube is an example of: Correct Answer: direct transmission The medical lab is considered part of whic...

B; The correct answer for this question is 1300 mg/dL. The laboratorian performed a 1:4 dilution by adding 0.25 mL (or 250 microliters) of patient sample to 750 microliters of diluent. This creates a total volume of 1000 microliters. So, the patient sample is 250 microliters of the 1000 microliter mixed sample, or a ratio of 1:4. Therefore, the result given by the chemistry analyzer must be multiplied by a dilution factor of 4. 325 mg/dL x 4 = 1300 mg/dL. Correct Answer: After experiencing ext...

Beer's law states that the darker the color produced the more light absorbed in the specimen, the more light absorbed, the Correct Answer: higher the concentration of analyte what is the normality of a solution of sodium hydroxide (molecular weight=40) containing 20 grams in 100 mL of solution Correct Answer: 5.0 N Carbohydrates are organic compounds Correct Answer: carbon, hydrogen and oxygen to make a 1:5 dilution of surm sample, dilute Correct Answer: 1.0 mL of serum + 4.0 mL of...

Hematology Correct Answer: the study of blood Average adult has how much blood? Correct Answer: About 5-6 liters (8-12 pints) When blood is centrifuges what happens? Correct Answer: It seperates into two distinct portions plasma & cells About 45% is cellular or formed elements called? Correct Answer: RBCs, WBCs, and platelets RBCs Correct Answer: Contain hemoglobin which carries oxygen to tissues WBCs Correct Answer: defend against foreign infectious agents (such as bacteri...

What refers to the reproducibility of test results? Correct Answer: Precision A process that monitors the accuracy and reproducibility of results through the use of control specimens. Correct Answer: Quality control What detects any progressive drift off values to one side of the average for at least 3 days? Correct Answer: Trend A means by which quality control between laboratories is maintained Correct Answer: Proficiency testing OSHA has defined *BLANK* as blood and blood prod...

Dolichus biflorus aglutinates Correct Answer: A1 and A1B Red Cells Bandeiraea simplicifolia aglutinates Correct Answer: B Cells Rejuvenation solution restores ___ & ___ in donated red cells Correct Answer: 2,3-DPG & ATP BUN Correct Answer: blood urea nitrogen BNP Correct Answer: B-type natriuretic peptide, low lvls rule out acute heart attack PT Correct Answer: evaluate abnormalities in the extrinsic pathway (III,VII) Monitor coumadin/warfarin therapy aPTT Correct Answer...

Histoplasma capsulatum Correct Answer: Histoplasma capsulatum Which bacteria is H2S negative? Correct Answer: salmonella paratyphi A Which bacteria are H2S positive? Correct Answer: salmonella typhi citrobacter spp. proteus spp. Which statement is correct regarding clinitest? Correct Answer: it is used to detect glucose, galactose, and other reducing sugars How does free to total PSA ratio show the risk of prostate cancer? Correct Answer: The higher the ratio, the lesser the r...

The light-colored zone adjacent to the nucleus in a plasmacyte is the: A. ribosome B. chromatin C. mitochondria D. Golgi area Correct Answer: D. Golgi area The majority of the iron in an adult is found as a constituent of: A. hemoglobin B. hemosiderin C. myoglobin D. transferrin Correct Answer: A. hemoglobin The main function of the hexose monophosphate shunt in the erythrocyte is to: A. reglate the level of 2,3-DPG B. provide reduced glutathione to prevent oxidation of h...