Sterilisation quiz

Which of the following items cannot go in the autoclave

• Surgical instruments

• Surgical drapes

• Arthroscope

• Swabs

Match the type of autoclave to its description

• uses steam, air is removed by a vacuum

• Vacuum-assisted

• boiling water in a closed container

• Vertical pressure cooker

• uses steam, air is driven to an outlet

• Downward displacement

What pressure is required on an autoclave cycle running at 121oC

• 15 psi

• 20 psi

• 30 psi

An autoclave needs to remain at 134oC for how long to achieve sterilisation

• 15 minutes

• 10 minutes

• 3.5 minutes

A Browne's tube turns from yellow to blue when sterilisation has been achieved

• True

• False

Items made of what (a)   should not be sterilised by ethylene oxide

Blue green indicator tape has yellow stripes that turn red on exposure to ethylene oxide

• True

• False

Materials sterilised via gamma irradiation must not be re-sterilised via what method?

(a)  

Which of these is not an advantage to hydrogen peroxide sterilisation

• Low temperatures

• Short cycle times

• Only by-products are oxygen and water vapour

• Cheap

Which of the following is the recommended temperature when using dry heat sterilisation

• 120-140 oC

• 150-180 oC

• 190-220 oC