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CSMLS MLA Certification Exam: Practice Test 4

Number of questions: 183

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About the CSMLS MLA exam

The CSMLS MLA Certification Exam is a national exam for medical laboratory assistants (MLAs) in Canada. It tests the basic knowledge and skills needed to work as an MLA.

If you pass the exam, you become certified by the CSMLS. This can help show employers that you have the knowledge to work as an MLA. The exam is not required by law, but many employers may ask for it or prefer it.

The exam is set by the CSMLS (Canadian Society for Medical Laboratory Science).

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About these practice questions

These practice questions will help prepare you for the CSMLS MLA exam.

This page contains 183 practice questions divided into the eight sections of the exam: 1. Safe Work Practices, 2. Data and Specimen Collection and Handling, 3. Pre-analytical Procedures, 4. Reagent Preparation, 5. Communication and Interaction, 6. Quality Management, 7. Professional Practice, and 8. Critical Thinking.

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, Practice Test 2, Practice Test 3, Practice Test 4, and Practice Test 5.

Sections

  1. Safe Work Practices
  2. Data and Specimen Collection and Handling
  3. Pre-analytical Procedures
  4. Reagent Preparation
  5. Communication and Interaction
  6. Quality Management
  7. Professional Practice
  8. Critical Thinking

Section 1: Safe Work Practices

1.1) Which item should NOT be put in a histology specimen container?
  1. Absorbent material
  2. Needles
  3. Tissue cassettes
  4. Tissue fragments
Answers are locked. Please click here to buy them. 1.2) A laboratory switches from using a highly toxic chemical to a less toxic alternative. Which safety principle has been applied?
  1. Administrative controls
  2. Elimination
  3. Engineering controls
  4. Substitution
Answers are locked. Please click here to buy them. 1.3) Which of these items of information is NOT required on a supplier label of a hazardous product?
  1. A hazard pictogram
  2. A hazard statement describing the nature of the hazard posed by the product
  3. The contact details of the manufacturer or importer
  4. The website of the Canadian manufacturer or the Canadian importer
Answers are locked. Please click here to buy them. 1.4) WHMIS stands for:
  1. Warehouse Methods and Industrial Security
  2. Workbook of Harmful Material Information Sheets
  3. Worker Handbook on Mechanical And Industrial Safety
  4. Workplace Hazardous Materials Information System
Answers are locked. Please click here to buy them. 1.5) Why is it dangerous to use a household vacuum cleaner to clean a mercury spill?
  1. Mercury causes vacuums to ignite
  2. Mercury corrodes vacuums
  3. Mercury reacts with plastic to create chlorine gas
  4. Vacuums spread mercury into the air
Answers are locked. Please click here to buy them. 1.6) Mercury spills are most dangerous when the spill occurs:
  1. in a fume hood
  2. in a poorly ventilated area
  3. near sources of ignition
  4. near the flammable storage cabinet
Answers are locked. Please click here to buy them. 1.7) Which of these is used for cleaning minor liquid radioactive spills?
  1. Bleach
  2. Lead sheet
  3. Paper towels
  4. Soda ash
Answers are locked. Please click here to buy them. 1.8) Which of these methods results in sterilization?
  1. Autoclaving
  2. Chemical disinfectants
  3. Freezing
  4. Soap and water
Answers are locked. Please click here to buy them. 1.9) Which of these is regulated waste?
  1. Empty medicine bottles
  2. Gauze packaging
  3. Sterile dressings
  4. Used blood tubes
Answers are locked. Please click here to buy them. 1.10) What are Class D fire extinguishers for?
  1. Combustible metals
  2. Electrical equipment
  3. Flammable liquids
  4. Paper and wood
Answers are locked. Please click here to buy them. 1.11) What type of fire extinguisher can be used on methane gas fires?
  1. ABC powder
  2. AFFF foam
  3. Carbon dioxide
  4. Water
Answers are locked. Please click here to buy them. 1.12) Which chemical has neurotoxic effects?
  1. Acetic acid
  2. Eosin
  3. Paraffin wax
  4. Xylene
Answers are locked. Please click here to buy them. 1.13) Which document provides written safety information about a chemical or hazardous material?
  1. OSM
  2. SDS
  3. TOSM
  4. TSM
Answers are locked. Please click here to buy them. 1.14) What is the main concern of cumulative poisons?
  1. They are hazardous if inhaled
  2. They become toxic when mixed with reagents
  3. They become toxic when stored at room temperature
  4. They build up in the body to toxic levels
Answers are locked. Please click here to buy them. 1.15) A lab assistant is processing a stat frozen section when he accidentally spills formalin on his arm. What should he do first?
  1. Call the pathologist to tell them the report may be delayed
  2. Complete the stat section
  3. Go to the emergency room
  4. Rinse the arm under water
Answers are locked. Please click here to buy them. 1.16) Which statement about ionizing radiation is true?
  1. Ionizing radiation damages RNA, not DNA
  2. Ionizing radiation has longer wavelengths than non-ionizing radiation
  3. Ionizing radiation has more energy than non-ionizing radiation
  4. Ionizing radiation is from UV light
Answers are locked. Please click here to buy them. 1.17) What device records the total amount of ionizing radiation workers are exposed to?
  1. Dosimeter
  2. Geiger counter
  3. Radiation shield
  4. Spectrophotometer
Answers are locked. Please click here to buy them. 1.18) What should be your first action in the event of an acid burn?
  1. Cover the burn with gauze moistened in sterile saline
  2. Flush the burn with water
  3. Go to the emergency department
  4. Neutralize the acid with sodium bicarbonate
Answers are locked. Please click here to buy them. 1.19) What is the minimum amount of time the eyes should be flushed with water in the event of a chemical splash?
  1. 1 minute
  2. 5 minutes
  3. 10 minutes
  4. 15 minutes
Answers are locked. Please click here to buy them.

Section 2: Data and Specimen Collection and Handling

Section 3: Pre-analytical Procedures

Section 4: Reagent Preparation

Section 5: Communication and Interaction

Section 6: Quality Management

Section 7: Professional Practice

Section 8: Critical Thinking

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