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Questions and Answers
What is the primary goal of sterilization in medical microbiology?
What is the primary goal of sterilization in medical microbiology?
- To kill vegetative bacteria only
- To eliminate all pathogenic microorganisms
- To remove or destroy all microorganisms including bacterial spores, viruses, and fungi (correct)
- To prevent the growth of fungi
Which of the following is a characteristic of antiseptics?
Which of the following is a characteristic of antiseptics?
- They are non-toxic for superficial application on living tissue (correct)
- They are effective against bacterial spores
- They are toxic to human tissue
- They are suitable for non-living objects only
What is the primary difference between disinfection and sterilization?
What is the primary difference between disinfection and sterilization?
- Sterilization is used for living tissue, while disinfection is used for non-living objects
- Disinfection is used for living tissue, while sterilization is used for non-living objects
- Disinfection eliminates all microorganisms, while sterilization does not
- Sterilization eliminates all microorganisms, while disinfection does not (correct)
Which level of disinfectant is effective against vegetative bacteria, fungi, and viruses, but does not kill bacterial spores?
Which level of disinfectant is effective against vegetative bacteria, fungi, and viruses, but does not kill bacterial spores?
What is the most effective method of sterilization?
What is the most effective method of sterilization?
Which of the following is NOT a method of sterilization?
Which of the following is NOT a method of sterilization?
What is the mechanism of action of dry heat sterilization?
What is the mechanism of action of dry heat sterilization?
What is the primary use of incineration in the medical microbiology laboratory?
What is the primary use of incineration in the medical microbiology laboratory?
What is the temperature and time required for sterilization using a hot air oven?
What is the temperature and time required for sterilization using a hot air oven?
What is the purpose of Tyndallization or fractional sterilization?
What is the purpose of Tyndallization or fractional sterilization?
What is the temperature used for pasteurization of milk using the holding method?
What is the temperature used for pasteurization of milk using the holding method?
What is the purpose of red heat in sterilization?
What is the purpose of red heat in sterilization?
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