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Questions and Answers
What is the boiling point of ethylene oxide?
What is the boiling point of ethylene oxide?
- $-50.8°C$
- $50.8°C$
- $10.7°C$ (correct)
- $-10.7°C$
What is the maximum concentration of ethylene oxide in air before it becomes highly explosive?
What is the maximum concentration of ethylene oxide in air before it becomes highly explosive?
- 3.6% v/v (correct)
- 1.8% v/v
- 7.2% v/v
- 5.4% v/v
Which of the following items is NOT mentioned as being sterilized using ethylene oxide?
Which of the following items is NOT mentioned as being sterilized using ethylene oxide?
- Surgical gowns (correct)
- Sutures
- Respirators
- Heart-lung machines
What is the primary drawback of using ethylene oxide for sterilization?
What is the primary drawback of using ethylene oxide for sterilization?
How can the explosion hazard of ethylene oxide be reduced?
How can the explosion hazard of ethylene oxide be reduced?
What is the primary advantage of ethylene oxide gas for sterilization?
What is the primary advantage of ethylene oxide gas for sterilization?
What is the primary mechanism of action of chlorine compounds as disinfectants?
What is the primary mechanism of action of chlorine compounds as disinfectants?
Which of the following is a characteristic of iodine as a disinfectant?
Which of the following is a characteristic of iodine as a disinfectant?
What is the primary use of hydrogen peroxide as a disinfectant?
What is the primary use of hydrogen peroxide as a disinfectant?
Which of the following is a characteristic of iodophors?
Which of the following is a characteristic of iodophors?
How does the activity of chlorine as a disinfectant get affected?
How does the activity of chlorine as a disinfectant get affected?
Which of the following is a common use of hypochlorite solutions or bleaching powder?
Which of the following is a common use of hypochlorite solutions or bleaching powder?
Which of the following is NOT a characteristic of Formaldehyde?
Which of the following is NOT a characteristic of Formaldehyde?
Which of the following statements about Aniline dyes is true?
Which of the following statements about Aniline dyes is true?
What is the major component of embalming fluids?
What is the major component of embalming fluids?
Which characteristic differentiates Glutaraldehyde from Formaldehyde?
Which characteristic differentiates Glutaraldehyde from Formaldehyde?
What is the main purpose of using Alkylating Agents in the context provided?
What is the main purpose of using Alkylating Agents in the context provided?
Why are Aniline dyes preferred for selective culture media in laboratories?
Why are Aniline dyes preferred for selective culture media in laboratories?
Which type of alcohol is preferred for use as a skin disinfectant?
Which type of alcohol is preferred for use as a skin disinfectant?
Which heavy metal ion was commonly employed for prophylaxis of ophthalmic neonatorum in newborn infants?
Which heavy metal ion was commonly employed for prophylaxis of ophthalmic neonatorum in newborn infants?
What is the mechanism by which halogens act as disinfectants?
What is the mechanism by which halogens act as disinfectants?
Which type of alcohol is toxic and inflammable as a vapor?
Which type of alcohol is toxic and inflammable as a vapor?
Which of the following is most effective against fungal spores?
Which of the following is most effective against fungal spores?
Among the heavy metals mentioned, which one has limited use due to its high toxicity?
Among the heavy metals mentioned, which one has limited use due to its high toxicity?
Which method is traditionally used to overcome the activity of antibiotics for which there are no inactivating agents?
Which method is traditionally used to overcome the activity of antibiotics for which there are no inactivating agents?
What is the purpose of positive controls in microbiological testing?
What is the purpose of positive controls in microbiological testing?
Which enzyme is known to modify aminoglycoside antibiotics?
Which enzyme is known to modify aminoglycoside antibiotics?
What type of agents are substances with a high dilution coefficient suitable for dilution as per the text?
What type of agents are substances with a high dilution coefficient suitable for dilution as per the text?
What is the purpose of filtering a solution of a product through a hydrophobic-edged membrane filter?
What is the purpose of filtering a solution of a product through a hydrophobic-edged membrane filter?
Why is it important to assess the ability of small numbers of microorganisms to grow in positive controls?
Why is it important to assess the ability of small numbers of microorganisms to grow in positive controls?
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