Filtration Sterilization Quiz

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Questions and Answers

Which of the following fluids is suitable for sterilization using filtration sterilization?

  • Bone implants
  • Blood bags
  • Surgical instruments
  • Serum (correct)

What does SAL stand for in the context of sterilization?

  • Sterilization Assessment Limit
  • Sterilization Analysis Level
  • Safety Assurance Level
  • Sterility Assurance Level (correct)

How is SAL commonly expressed?

  • $n$
  • $rac{1}{10^n}$
  • $n^{10}$
  • $10^{-n}$ (correct)

What does a Sterility Assurance Level (SAL) of $10^{-6}$ indicate?

<p>$1$ in $1,000,000$ probability of a spore surviving (C)</p> Signup and view all the answers

What is the main reason for documented transmission of pathogens associated with inadequately sterilized critical items being exceedingly rare?

<p>Wide margin of safety associated with the sterilization processes used in healthcare facilities. (C)</p> Signup and view all the answers

What does filtration sterilization primarily aim to remove?

<p>Pathogenic microorganisms (A)</p> Signup and view all the answers

Why is filtration sterilization used for heat sensitive fluids?

<p>Avoids exposure to high temperatures that could damage the fluids. (C)</p> Signup and view all the answers

What is the concept measured as a probability for each item to be sterilized?

<p>Sterility Assurance Level (SAL) (D)</p> Signup and view all the answers

What does SAL estimate about the entire sterilization process?

<p>Lethality (D)</p> Signup and view all the answers

Why are dual SALs mentioned in the text?

<p>To emphasize multiple levels of sterility assurance. (C)</p> Signup and view all the answers

What is the recommended sterilization process for heat-resistant medical devices?

<p>Steam sterilization (C)</p> Signup and view all the answers

Which type of items are considered critical and should be sterile when used?

<p>Items in contact with sterile body tissues or fluids (B)</p> Signup and view all the answers

What is the purpose of Minimum Inhibitory Concentration (MIC) test?

<p>To identify the minimum concentration of antimicrobial agent that inhibits growth (D)</p> Signup and view all the answers

Which chemical group of disinfectants remains active, stable, and persistent for a long period of time?

<p>Phenolic group (A)</p> Signup and view all the answers

What is the main difference between disinfection and sterilization?

<p>Sterilization involves destruction of all micro-organisms, while disinfection kills most but not all micro-organisms. (D)</p> Signup and view all the answers

What can occur in sensitized persons exposed to any airborne chemical, including germicides?

<p>Asthma and reactive airway disease (D)</p> Signup and view all the answers

What is the preferred method of control for minimizing exposure to airborne chemicals?

<p>Elimination or substitution of the chemical through engineering controls. (A)</p> Signup and view all the answers

Which items require low-temperature sterilization technology?

<p>Implanted medical devices. (C)</p> Signup and view all the answers

What are antiseptics?

<p>Chemical agents applied to living tissue to kill microbes. (A)</p> Signup and view all the answers

What is the purpose of the Minimum Inhibitory Concentration (MIC) test?

<p>To identify the minimum concentration of antimicrobial agent that inhibits growth. (A)</p> Signup and view all the answers

What can result from using incorrect concentrations and inappropriate disinfectants?

<p>Excessive costs and occupational diseases among cleaning personnel. (B)</p> Signup and view all the answers

Which items are recommended for steam sterilization?

<p>Both heat-resistant and moisture-sensitive items. (C)</p> Signup and view all the answers

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