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Sterile Processing Technician Practice Test

329 practice questions across 11 topics, each with a written explanation of why the correct answer is correct. Start below — the first questions are free and no account is required.

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Topics on the Sterile Processing Technician exam

Sample Sterile Processing Technician questions

Sterilization Methods

What is the minimum exposure time and temperature for a dynamic air removal (prevacuum) steam sterilization cycle for wrapped items?

  1. A. 3 minutes at 270°F (132°C)
  2. B. 30 minutes at 250°F (121°C)
  3. C. 10 minutes at 275°F (135°C)
  4. D. 4 minutes at 270°F (132°C)

Answer: D. The standard parameter for a dynamic air removal (prevacuum) cycle for wrapped instruments is 4 minutes exposure at 270°F (132°C). Gravity cycles typically require 30 minutes at 250°F (121°C).

Instrument Identification

Which scissors are designed for cutting heavy, tough tissue such as fascia?

  1. A. Tenotomy scissors
  2. B. Mayo scissors
  3. C. Metzenbaum scissors
  4. D. Iris scissors

Answer: B. Mayo scissors have heavy, thick blades designed for cutting tough tissue like fascia or muscle. Metzenbaum scissors are lighter and used for delicate tissue dissection.

Decontamination

What is the first step in the decontamination process?

  1. A. Point-of-use treatment
  2. B. Manual cleaning
  3. C. Sorting
  4. D. Disinfection

Answer: A. Decontamination begins at the point-of-use (in the OR) to prevent blood/soil from drying on instruments. This makes subsequent cleaning steps effective.

Work through every topic on the Sterile Processing Technician question directory, or start the timed practice test above.

Sterile Processing Technician exam — frequently asked questions

How many questions are on the Sterile Processing Technician exam?

The Sterile Processing Technician exam typically has 150 (125 scored). The exact count varies by state and exam version. VoltExam gives you 329 practice questions covering every topic tested.

What score do you need to pass the Sterile Processing Technician exam?

The passing score for the Sterile Processing Technician exam is typically Pass/fail; HSPA publishes no percentage. Scoring significantly above the minimum on practice tests before exam day is strongly recommended to account for real-exam pressure.

What is the pass rate for the Sterile Processing Technician exam?

The sponsor of the Sterile Processing Technician exam does not publish a pass rate, so VoltExam does not estimate one or claim that practice predicts the result.

How long should I study for the Sterile Processing Technician exam?

Most candidates study 4–8 weeks for the Sterile Processing Technician exam. Study time varies based on prior experience. Focusing on practice questions with explanations is the most time-efficient preparation method.

What topics are on the Sterile Processing Technician exam?

The Sterile Processing Technician exam covers topics including: Sterilization Methods, Instrument Identification, Decontamination, Packaging & Storage, Quality Assurance, and 6 more topic areas. VoltExam's free study mode organizes 329 quick-study questions by concept so you can target weak areas efficiently.