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Created by Rachael Jones
almost 7 years ago
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Give 2 ways in which microbes have unwanted consequences for humans.
How can you reduce the undesirable effects of microbes?
What has to be treated with sterile techniques?
What is the balance that has to be struck between the microbe and the item/area contaminated?
What is starting to occur for
Define sterilisation.
Define disinfection.
Define sanitisation.
Define pasteurisation.
Define antisepsis.
Define germicide.
What are the 4 main categories of physical antimicrobial agents?
Give 4 methods of moist heat.
Give 2 forms of dry heat.
Give 2 methods of irradiation.
For boiling/steaming to ensure the death of all vegetative bacteria and fungi, viruses and eukaryotic spores, and some bacterial spores, exposure should be for?
What does boiling/steaming not protect against?
Does boiling/steaming sterilise?
How can moist heat sterilise?
How does autoclaving work?
How should material suspected of having prions on be treated?
How does the autoclave work?
How does tyndallisation work?
Why is tyndallisation not used?
What is the modern way of pasteurisation?
What is the D value?
What is the general trend of survival of bacteria with increased exposure?
What is dry heat?
In a hot air oven, how can sterilisation occur?
What is hot air oven used for?
How and when is incineration used?
When is ultraviolet radiation used?
How is ultraviolet radiation used?
How is ionisation radiation used?
Where is ionisation therapy used?
How and why is filtration used?
What are the 6 main chemical antimicrobial agents?
What and how is chlorhexidine used?
What and how is anionic detergents used?
How is NaOH used?
How is 3% hydrogen peroxide used?
What heavy metals are used and how?