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AMT MLT Certification Exam: Practice Test 2

Number of questions: 211

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About the AMT MLT exam

The AMT MLT (Medical Laboratory Technician) certification exam is set by the American Medical Technologists (AMT). Passing the exam proves to employers that you can work in a laboratory as a medical technologist.

The exam contains 210 questions and lasts 3 hours. All questions are multiple-choice.

About these practice questions

These practice questions will help prepare you for the AMT MLT exam.

This page contains 211 practice questions divided into the nine sections of the exam: 1. General Laboratory, 2. Chemistry, 3. Hematology, 4. Coagulation and Hemostasis, 5. Immunology and Serology, 6. Immunohematology, 7. Blood Banking and Transfusion Services, 8. Microbiology, and 9. Urinalysis and Body Fluids.

All questions have been carefully designed to mimic the questions on the real exam, to help you prepare and get a passing grade.

Check out all the practice tests in this series: Practice Test 1, and Practice Test 2.

Sections

  1. General Laboratory
  2. Chemistry
  3. Hematology
  4. Coagulation and Hemostasis
  5. Immunology and Serology
  6. Immunohematology
  7. Blood Banking and Transfusion Services
  8. Microbiology
  9. Urinalysis and Body Fluids

Section 1: General Laboratory

1.1) A phlebotomist inserts a needle for venipuncture but no blood flows into the collection tube. What is the most appropriate next step?
  1. Change to pediatric tubes
  2. Discontinue the draw and cancel the requisition
  3. Switch to a winged blood collection set
  4. Try adjusting the needle slightly
Answers are locked. Please click here to buy them. 1.2) A phlebotomist needs to collect blood in a gray top tube, a gold top tube, and a lavender top tube. What is the correct order to fill the tubes?
  1. Gold, gray, lavender
  2. Gold, lavender, gray
  3. Gray, gold, lavender
  4. Gray, lavender, gold
Answers are locked. Please click here to buy them. 1.3) Venipuncture needles are color-coded according to their:
  1. expiration date
  2. gauge
  3. length
  4. manufacturer
Answers are locked. Please click here to buy them. 1.4) When should a phlebotomist label a blood collection tube?
  1. As soon as they receive the test order
  2. Just before the patient arrives
  3. Before collecting the specimen
  4. After collecting the specimen
Answers are locked. Please click here to buy them. 1.5) A lab technician requires 400 mL of a 3% solution but has only a 5% solution available. How would the lab technician prepare the 3% solution?
  1. Mix 240 mL of the 5% solution with 160 mL of diluent
  2. Mix 300 mL of the 5% solution with 100 mL of diluent
  3. Mix 360 mL of the 5% solution with 40 mL of diluent
  4. Mix 380 mL of the 5% solution with 20 mL of diluent
Answers are locked. Please click here to buy them. 1.6) Which of these is NOT an acceptable way to express solution concentration?
  1. volume/volume (v/v)
  2. volume/weight (v/w)
  3. weight/volume (w/v)
  4. weight/weight (w/w)
Answers are locked. Please click here to buy them. 1.7) A lab assistant makes a 1/6 dilution of serum in water. The assistant then performs a glucose test on the diluted serum. The result is 72 mg/dL. What result should the lab assistant report to the doctor?
  1. 12 mg/dL
  2. 72 mg/dL
  3. 432 mg/dL
  4. 720 mg/dL
Answers are locked. Please click here to buy them. 1.8) Which term means "before eating"?
  1. Antenatal
  2. Postpartum
  3. Postprandial
  4. Preprandial
Answers are locked. Please click here to buy them. 1.9) In which of these situations should you discard a urine sample?
  1. When the sample has no label
  2. When the sample was collected one hour ago
  3. When the sample was refrigerated overnight
  4. When the urine appears cloudy
Answers are locked. Please click here to buy them. 1.10) Which of these situations would cause random errors?
  1. A lab assistant who reads the volume of liquids in flasks at a different angle every time
  2. A plastic tape measure that has become slightly stretched over the years
  3. A scale that has been incorrectly calibrated and always gives a value 10 g lighter than the real weight
  4. A thermometer that always reads 2 degrees too high
Answers are locked. Please click here to buy them. 1.11) What is the purpose of proficiency testing?
  1. To comply with environmental regulations
  2. To evaluate a laboratory's testing accuracy
  3. To monitor the rate of equipment malfunctions
  4. To track the inventory levels of laboratory reagents
Answers are locked. Please click here to buy them. 1.12) What is the term for when a control chart shows seven consecutive points that steadily increase in value?
  1. Cycle
  2. Outlier
  3. Shift
  4. Trend
Answers are locked. Please click here to buy them. 1.13) Stool specimens for O&P should be collected in a jar containing:
  1. SAF fixative
  2. agar
  3. saline
  4. sodium hypochlorite
Answers are locked. Please click here to buy them. 1.14) Which chemical is used to preserve urine samples for bacterial culture tests?
  1. Ammonia
  2. Boric acid
  3. Calcium hydroxide
  4. Potassium hydroxide
Answers are locked. Please click here to buy them. 1.15) How many bottles are drawn for a blood culture set?
  1. 1
  2. 2
  3. 3
  4. 4
Answers are locked. Please click here to buy them. 1.16) A patient is receiving a course of antibiotics. His last dose was at 2 pm, and the current time is 7 pm. His next dose is scheduled for 10 pm. When is the best time to draw a blood culture from this patient?
  1. Now, at 7 pm
  2. At 8 pm
  3. Just before 10 pm
  4. Just after 10 pm
Answers are locked. Please click here to buy them. 1.17) If a blood sample for a complete blood count cannot be tested within 24 hours, then it should be:
  1. discarded
  2. frozen
  3. refrigerated
  4. wrapped in metal foil
Answers are locked. Please click here to buy them. 1.18) Which of these specimens should be rejected for testing?
  1. A blood glucose sample exposed to light
  2. A frozen urine culture sample
  3. A refrigerated blood sample for TSH testing
  4. A urine creatinine sample transported at room temperature
Answers are locked. Please click here to buy them. 1.19) Which of these analytes increases when urine is left at room temperature?
  1. Bilirubin
  2. Leukocytes
  3. Nitrites
  4. Urobilinogen
Answers are locked. Please click here to buy them.

Section 2: Chemistry

Section 3: Hematology

Section 4: Coagulation and Hemostasis

Section 5: Immunology and Serology

Section 6: Immunohematology

Section 7: Blood Banking and Transfusion Services

Section 8: Microbiology

Section 9: Urinalysis and Body Fluids

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