Dental Instrument Sterilisation Quiz

What is the primary purpose of sterilisation in dentistry?

• To clean dental instruments

• To eliminate all forms of microbial life

• To remove visible debris

• To disinfect surfaces

Which of the following is a common method of sterilisation used in dental practices?

• Boiling water

• Autoclaving

• Sunlight exposure

• Air drying

What type of sterilisation method uses high-pressure saturated steam?

• Dry heat sterilisation

• Chemical sterilisation

• Autoclaving

• Ultraviolet sterilisation

Which piece of equipment is essential for steam sterilisation in dental clinics?

• Ultrasonic cleaner

• Autoclave

• Microwave oven

• Incubator

What is the recommended temperature for autoclaving dental instruments?

• 100°C

• 121°C

• 150°C

• 200°C

Which of the following is NOT a method of sterilisation?

• Filtration

• Radiation

• Incineration

• Refrigeration

What is the role of an ultrasonic cleaner in dental instrument sterilisation?

• To sterilise instruments using steam

• To remove debris and contaminants before sterilisation

• To dry instruments after sterilisation

• To disinfect instruments using chemicals

Which of the following is a critical step in infection control in dentistry?

• Using disposable instruments only

• Regular handwashing and use of gloves

• Avoiding patient contact

• Limiting the use of water

What is the main advantage of using chemical sterilisation for dental instruments?

• It is faster than autoclaving

• It is suitable for heat-sensitive instruments

• It is more cost-effective

• It requires no special equipment

Which of the following is a key component of infection control protocols in dental settings?

• Wearing casual clothing

• Using personal protective equipment (PPE)

• Allowing instruments to air dry

• Using only cold water for cleaning