ADC Practice Question — Standard Precautions Overview

Lisa asks about the term 'helix test' mentioned in…

Infection control in the ADC exam tests decision-making around exposure incidents, instrument classification, and decontamination protocols. This exam-level vignette tests your ability to work through clinical details and arrive at the correct management.

At Peninsula Dental Clinic in Frankston, Dr. Ahmed Hassan is conducting a clinical audit with practice manager Lisa Thompson. They are reviewing their sterilisation processes and equipment categorisation. The practice uses various types of instruments and has recently updated their sterilisation protocols to ensure compliance with current standards. Lisa asks about the term 'helix test' mentioned in older documentation. What is the current status of this term?

A. It remains the current standard term for steam penetration testing
B. It is the preferred term for process challenge devices
C. It is no longer current and included only for historical reference
D. It has been replaced by the term 'coil test'

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Sources cited

Therapeutic Guidelines v4 Odell's 3rd & 4th Ed IADT 2020 Code of Conduct CMS (Evans) Infection Control + more

Show the answer and cited explanation

Correct answer: C

Helix test is a term that was used prior to 2022 for a process challenge device with a coil design. This term is no longer current and is included for historical reference only (ICG p.6)

Source: ICG Section 1: Definitions

Remy's study tip — The differentiator is usually the Spaulding classification level or the step order in a protocol.

Exam preparation FAQ

How do I approach an unfamiliar Standard Precautions Overview vignette?

Extract key clinical data from the stem before reading options. There are usually 3–4 critical variables that determine the correct answer.

How should I prepare for Infection Control in the ADC exam?

Build competence across all topics. The exam tests application of guidelines to clinical scenarios, not memorisation.

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Lisa asks about the term 'helix test' mentioned in…

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Exam preparation FAQ

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