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DOH Abu Dhabi Licensing Exam Sterilization and Disinfection — practice questions

Explore 28 free Sterilization and Disinfection questions in DOH Abu Dhabi Licensing Exam Safety and Infection Control. Open each question or exercise to read its content, reference answers and available explanation.

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Sterilization and Disinfection questions and exercises with answers

Showing questions 1–28 of 28.

Chemicals used to achieve sterilization are called:Read the answer and worked solution →Which chemicals are safe on living skin?Read the answer and worked solution →Applying an antiseptic is called:Read the answer and worked solution →Which device sterilises using pressurised steam?Read the answer and worked solution →Maintaining sterility during a procedure is called:Read the answer and worked solution →Cleansing fomites to a publicly safe level is:Read the answer and worked solution →Clinical items are categorised into how many groups?Read the answer and worked solution →Why does disinfection not achieve sterilization?Read the answer and worked solution →Which two antiseptics are given as examples?Read the answer and worked solution →Wiping skin with an alcohol swab is an example of:Read the answer and worked solution →Degerming removes how much of the skin flora?Read the answer and worked solution →What temperature do autoclaves normally run at?Read the answer and worked solution →Which items need high level disinfection but not sterilization?Read the answer and worked solution →Bed linens and stethoscopes are which class of item?Read the answer and worked solution →How long can some endospores survive boiling?Read the answer and worked solution →Why is boiling less effective at high altitude?Read the answer and worked solution →Is boiling considered a clinical sterilization method?Read the answer and worked solution →A sterile field is kept free of viruses, vegetative microbes and:Read the answer and worked solution →With enough exposure time, sterilants can also kill:Read the answer and worked solution →Antiseptics must penetrate tissue without causing:Read the answer and worked solution →Order by microbes removedRead the answer and worked solution →Match the infection control termRead the answer and worked solution →Sort the clinical itemsRead the answer and worked solution →True or false about infection controlRead the answer and worked solution →Numbers in infection controlRead the answer and worked solution →Antiseptic or disinfectantRead the answer and worked solution →Complete the infection control factsRead the answer and worked solution →Infection control bingoRead the answer and worked solution →

Worked practice questions

Chemicals used to achieve sterilization are called:

  1. Sterilants
  2. Stabilants
  3. Stimulants
  4. Sedatives
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Correct answer: A. Sterilants

1. Sterilization can be physical or chemical. 2. The chemical agents have their own name. 3. Chemicals that can be used to achieve sterilization are called sterilants. 4. So the answer is sterilants. _Source: OpenStax 'Microbiology', Ch 13 'Control of Microbial Growth'_

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Which chemicals are safe on living skin?

  1. Antitoxins
  2. Antiseptics
  3. Anaesthetics
  4. Antibodies
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Correct answer: B. Antiseptics

1. Disinfectants are for surfaces, not tissue. 2. A different class is safe on the body. 3. Unlike disinfectants, antiseptics are antimicrobial chemicals safe for use on living skin or tissues. 4. So the answer is antiseptics. _Source: OpenStax 'Microbiology', Ch 13 'Control of Microbial Growth'_

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Applying an antiseptic is called:

  1. Antitoxis
  2. Antigenesis
  3. Antisepsis
  4. Antibiosis
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Correct answer: C. Antisepsis

1. The agent is the antiseptic. 2. The act of using it has its own term. 3. The process of applying an antiseptic is called antisepsis. 4. So the answer is antisepsis. _Source: OpenStax 'Microbiology', Ch 13 'Control of Microbial Growth'_

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