Disinfection and sterilisation

Question 1

Cleaning

Answer 1

reduces the number of pathogens and physically removes them by the use of water and detergents

Question 2

Disinfection

Answer 2

Kills all pathogens with the exception of bacterial spores by the use of disinfectants

Question 3

Sterilisation

Answer 3

Kills all pathogens and bacterial spores by the use of heat, ethylene oxide gas or radiation

Question 4

Antiseptics

Answer 4

disinfectants designed for use on the skin

Question 5

Bactericidal

Answer 5

will destroy the microorganisms

Question 6

bacteriostatic

Answer 6

will inhibit micro-organisms replication for a period of time

Question 7

What type of bacteria is most easily destroyed by most disinfectants?

Answer 7

gram-positive bacteria

Question 8

What microorganisms are more resistant to most disinfectants?

Answer 8

Gram-negaive bacteria

bacterial spores

Question 9

What type of disinfectants would be most effective against bacterial spores?

Answer 9

Aldehyde and halogen groups

Question 10

What type of disinfectants would be most effective against gram-negative bacteria?

Answer 10

Aldehyde and halogen groups

Question 11

What type of disinfectant should be used for viral infections?

Answer 11

Halogens

Question 12

What should be used to ensure fungi spores are eliminated?

Answer 12

a designated fungicide