Ace The Medical Laboratory Scientist Exam

Be prepared for the ASCP Board of Certification (BOC) with 1,699 Questions that our experts have selected to simulate the real exam.

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About the Question Bank

Our review is designed to help you maximize your score on the Medical Laboratory Scientist Exam. StatPearls questions and articles are based on our experts review of the ASCP Board of Certification (BOC) topics. Each review course is designed to empower you to assess your knowledge and understanding of medical principles and concepts found on the Medical Laboratory Scientist Exam.

Multiple-choice questions

We have 1,699 Multiple-choice 1st, 2nd, and 3rd order questions with four detailed teaching points linked to 617 PubMed indexed review articles related to the Medical Laboratory Scientist (MLS) Examination. You can customize practice questions to anatomical and clinical Medical Laboratory Scientist subject areas. In addition, you will have access to a pre- and post-test Medical Laboratory Scientist Exam to help you target learning and identify areas that need further study. Analytics and reports allow you to compare your scores to other students.

Achieve top scores

The StatPearls Medical Laboratory Scientist questions will help you achieve a top score on the Medical Laboratory Scientist (MLS) Examination. 663 authors and 11 editors have contributed to the development of the Medical Laboratory Scientist Exam content, which is continuously refined and updated to improve your learning experience.

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Medical Laboratory Scientist Exam Overview

  • How many hours is the Medical Laboratory Scientist Exam?

    The Medical Laboratory Scientist Exam is 2.5 hours.

  • How many questions is the Medical Laboratory Scientist Exam?

  • What topics are covered on the Medical Laboratory Scientist Exam?

Medical Laboratory Scientist Exam MCQs (1,699)

Our question bank for the Medical Laboratory Scientist Exam covers four Cognitive Difficulty Levels:

Level 1

188 Questions

Level 2

1,180 Questions

Level 3

286 Questions

Level 4

45 Questions

  • Allergy and Immunology - 89 questions
  • Cardiovascular - 67 questions
  • Connective Tissue - 11 questions
  • Ears Nose and Throat - 16 questions
  • Endocrine and Metabolic - 216 questions
  • Eyes - 2 questions
  • Gastrointestinal - 128 questions
  • Genetics - 60 questions
  • Genitourinary - 110 questions
  • Growth and Development - 9 questions
  • Gynecologic - 17 questions
  • Hematologic - 666 questions
  • Infectious - 543 questions
  • Integument - 34 questions
  • Musculoskeletal - 38 questions
  • Nervous - 28 questions
  • Nutrition - 13 questions
  • Obstetric - 37 questions
  • Oncologic - 62 questions
  • Psychiatric Mental Health - 4 questions
  • Pulmonary - 65 questions
  • Renal - 67 questions
  • Surgery - 22 questions
  • Toxicology - 54 questions
  • Trauma, Injury, Safety, and Violence - 37 questions
  • Reproductive - 2 questions
  • Pharmacology - 1 questions
  • Thoracic - 3 questions
  • Anatomy - 1 questions
  • Behavioral - 1 questions
  • Histology - 3 questions
  • Pathology - 40 questions
  • Biochemistry - 4 questions
  • Physiology - 9 questions
  • Cell Biology - 1 questions
  • Manage Care and Comply Regulations - 21 questions
  • Promote Safety and Minimize Infection - 33 questions
  • Health Promotion & Maintenance (Prevent Problems) - 59 questions
  • Pharm/Parenteral Therapy (Drugs/Vital Signs) - 27 questions
  • Reduction Risk (Post Procedure) - 17 questions
  • Physiological Adaptation (Care Ill Patients) - 523 questions
  • Psychosocial (Mental Health Patient/Family) - 2 questions
  • Professional Practice - 34 questions
  • Process (Analysis, Assess, Eval, Implement, Plan) - 630 questions
  • Communication/Documentation (Oral, Written, EMR) - 12 questions
  • Teaching/Learning (Promotes Behavior Change) - 9 questions
  • Culture/Spiritualilty (Beliefs, Practices, Ethics) - 1 questions
  • Causes - 270 questions
  • Classification - 98 questions
  • Differential - 234 questions
  • Epidemiology - 38 questions
  • Evaluation Diagnostic Tests - 483 questions
  • Evaluation Lab - 1445 questions
  • Evaluation Monitoring - 52 questions
  • Evaluation Procedures - 133 questions
  • Evaluation Radiologic - 13 questions
  • Health Maint Prevention Public Health - 78 questions
  • History Physical - 564 questions
  • Legal - 23 questions
  • Pathophysiology - 485 questions
  • Patient Education - 18 questions
  • Prognosis Complications - 144 questions
  • Toxicology - 16 questions
  • Treatment Medical - 86 questions
  • Treatment Surgical - 10 questions
  • Healthcare Ethics - 13 questions
  • Clinical Education - 17 questions
  • Environmental - 2 questions
  • Biostatistics - 1 questions
  • Research and Evidence-Based Medicine - 31 questions
  • Resource Utilization - 6 questions
  • Vulnerable Populations - 2 questions
  • Therapeutics (Drug treatment) - 6 questions
  • Biostatics and Calculations - 11 questions
  • Drug Information - 14 questions
  • Pharmaceutics (Safely dosing medications) - 7 questions
  • Pharmacokinetics (Drug movement in body) - 6 questions

Medical Laboratory Scientist Exam Articles (617)

We link each review question to its peer-reviewed, PubMed-indexed article from StatPearls authors and editors.
We make it easy for you to reinforce topic areas you excel at and fill knowledge gaps with source material.