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100+ Free CRCST Practice Questions

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2026 Statistics

Key Facts: CRCST Exam

Not published

Passing Score

HSPA

150

Questions

HSPA

7

Exam Domains

HSPA

$140

Exam Fee

HSPA

The CRCST (Certified Registered Central Service Technician) exam is HSPA's entry-level sterile processing certification exam. HSPA reports Pass/Fail results but does not publish a numeric cut score. The 150-question exam covers decontamination, preparation and packaging, sterilization, storage, equipment, departmental operations, and professional skills.

Sample CRCST Practice Questions

Try these sample questions to test your CRCST exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1The first step in the sterilization process is:
A.Cleaning
B.Sterilization
C.Packaging
D.Storage
Explanation: Cleaning is the most important step in the sterilization process. If an item is not clean, it cannot be sterilized.
2What is the term for the removal of all visible and non-visible soil, and any other foreign material from the medical device being processed?
A.Cleaning
B.Disinfection
C.Sterilization
D.Decontamination
Explanation: Cleaning is the removal of all visible and non-visible soil, and any other foreign material from the medical device being processed.
3Which of the following is not a method of cleaning?
A.Manual
B.Mechanical
C.Chemical
D.Thermal
Explanation: Thermal is not a method of cleaning. Manual, mechanical, and chemical are all methods of cleaning.
4Which of the following is the most common type of mechanical cleaner used in the sterile processing department?
A.Ultrasonic cleaner
B.Washer-disinfector
C.Cart washer
D.Steam gun
Explanation: The washer-disinfector is the most common type of mechanical cleaner used in the sterile processing department.
5Which of the following is not a type of packaging material?
A.Woven
B.Non-woven
C.Paper-plastic
D.Rigid
Explanation: Woven is not a type of packaging material. Non-woven, paper-plastic, and rigid are all types of packaging materials.
6Which of the following is not a type of sterilization?
A.Steam
B.Ethylene oxide
C.Dry heat
D.Glutaraldehyde
Explanation: Glutaraldehyde is a high-level disinfectant, not a sterilant.
7Which of the following is the most common method of sterilization used in the sterile processing department?
A.Steam
B.Ethylene oxide
C.Dry heat
D.Glutaraldehyde
Explanation: Steam sterilization is the most common method of sterilization used in the sterile processing department.
8Which of the following is not a parameter of steam sterilization?
A.Time
B.Temperature
C.Pressure
D.Concentration
Explanation: Concentration is not a parameter of steam sterilization. Time, temperature, and pressure are all parameters of steam sterilization.
9What is the minimum temperature required for steam sterilization?
A.250°F (121°C)
B.270°F (132°C)
C.275°F (135°C)
D.320°F (160°C)
Explanation: The minimum temperature required for steam sterilization is 250°F (121°C).
10What is the most common type of sterilization used for heat-sensitive items?
A.Steam
B.Ethylene oxide
C.Dry heat
D.Glutaraldehyde
Explanation: Ethylene oxide is the most common type of sterilization used for heat-sensitive items.

About the CRCST Exam

The CRCST certification program is designed to recognize entry-level and existing technicians who have demonstrated the experience, knowledge and skills necessary to provide competent services as a central service technician.

Questions

150 scored questions

Time Limit

3 hours

Passing Score

Pass/Fail (numeric cut score not published)

Exam Fee

$140 (HSPA)

CRCST Exam Content Outline

15%

Departmental Considerations

Environmental and personnel considerations, regulations, records, and quality assurance

21%

Cleaning, Decontamination, and Disinfection

Microbiology, infection control, and cleaning methods

21%

Preparation and Packaging

Instrument identification, assembly, and packaging

21%

Sterilization Process

Steam and low-temperature sterilization methods

9%

Sterile Storage, Transport and Inventory Management

Sterile storage, inventory control, and supply chain

5%

Patient Care Equipment and Distribution

Equipment handling, processing, tracking, and distribution

8%

Professional Development and Human Relation Skills

Communication, professionalism, and interdepartmental service

How to Pass the CRCST Exam

What You Need to Know

  • Passing score: Pass/Fail (numeric cut score not published)
  • Exam length: 150 questions
  • Time limit: 3 hours
  • Exam fee: $140

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

CRCST Study Tips from Top Performers

1Focus on the three highest-weighted domains (63% of exam) - master decontamination, preparation & packaging, and sterilization before moving on
2Master regulatory concepts - know AAMI, FDA, and OSHA guidelines
3Use timed practice to rehearse the three-hour exam and review the reason behind every missed answer
4Use HSPA's current content outline rather than treating a practice percentage as an official readiness threshold
5Use our AI tutor to deeply understand questions you get wrong

Frequently Asked Questions

What is the CRCST exam pass rate?

HSPA reports 10,083 passes and 5,286 failures in 2025, a 65.6% pass rate. That annual pass rate is separate from the unpublished numeric cut score.

How can I pass the CRCST exam on my first try?

Use HSPA's current content outline and reference list. Prioritize Cleaning/Decontamination, Preparation/Packaging, and Sterilization, which are 21% each, then review every remaining domain and missed practice item.

How hard is the CRCST exam?

HSPA does not publish a difficulty rating. The exam has 150 questions in three hours across seven domains, so preparation should cover the full outline rather than rely on a difficulty label.

How many questions are on the CRCST exam?

The CRCST exam contains 150 multiple-choice questions: 125 are scored and 25 are unscored pretest items mixed throughout. You have 3 hours to complete the exam, which is delivered at Prometric testing centers.

How long should I study for the CRCST exam?

HSPA does not prescribe study hours or a readiness percentage. Build a schedule from the seven-domain outline, current reference materials, work experience, and the specific concepts missed during practice.