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Sterilization & Disinfection: Principles and Applications

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Sterilization & Disinfection: Principles and Applications

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Questions and Answers

What is the mechanism by which moist heat kills microorganisms?

Coagulation of enzymes and proteins (correct)

Disruption of cell membranes

Denaturation of proteins

Dehydration of cells

What type of materials can be sterilized using an autoclave?

Culture media, rubber gloves, and ophthalmic solutions

Surgical instruments, dressings, and bed linen

Parenteral products, respirator parts, and bacterial culture media

All of the above (correct)

What is the purpose of the Chick Martin test?

To evaluate the effectiveness of a disinfectant in the presence of organic matter (correct)

To determine the shelf life of a disinfectant

To compare the efficacy of different disinfectants

To test the potency of disinfectants

What is the Kelsey-Sykes test used for?

To determine the capacity of a disinfectant to retain its activity when used repeatedly Signup and view all the answers

What is the purpose of the Kelsey-Maurer test?

To evaluate the performance of a disinfectant in a real-world setting Signup and view all the answers

What is the recommended method for sterilizing parenteral products?

Autoclaving Signup and view all the answers

What is the recommended method for sterilizing ophthalmic solutions?

Autoclaving Signup and view all the answers

What is the purpose of sterilization in an autoclave?

To destroy all types of microorganisms Signup and view all the answers

What is the advantage of using moist heat for sterilization?

It is more effective against spores Signup and view all the answers

What is the primary advantage of using autoclaving for sterilization?

It is effective against a wide range of microorganisms Signup and view all the answers