CRCST Practice Exam

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Which of the following steam sterilization method uses series of vacuum and pressure pulse to remove air?

  1. Orthopedics

  2. Prevacuum

  3. Ultrasonic cleaners

  4. OSHA

The correct answer is: Prevacuum

The other options are incorrect because they are not methods of steam sterilization. Orthopedics is a branch of medicine, Prevacuum is a type of steam sterilization method, Ultrasonic cleaners use sonic vibrations to clean instruments, and OSHA is a government agency that regulates workplace safety.

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