Which is first disinfectant used in health care institutions
aldehyde
phenol
chlorine lime
hibitane
With disinfection we achieve
destruction of the spores
destruction of vegetative forms of microorganism
a and b
Hibitane-gluconate is from the group of
chlorine containing disinfectants
biguanides
alcohols
How to do hygienic disinfection of the hands
Washing with water and soap
Washing, drying and disinfection
Rubbing hands with an alcohol-containing antiseptic
To obtain a 1% solution of chloramine how much of the substance should we add to 10 l of water?
10g chloramine
1 kg of chloramine
100g of chloramine
The most up to date disinfectants are
chlorine containing
aldehydes
combined
The mode of operation of the autoclave is
134 C-2 atm -15-20 min
112 C-2 atm-1 hour
160 C-2 atm-10 min
In quality sterilization by autoclaving, the indicator paper changes its colour from pale yellow to
brown
black
does not change
When to do hygienic disinfection of the hands?
when inserting a central venous catheter
before surgery
when examining a patient
How many percent perhydrol solution is used to disinfect instruments
2% pH
6% p-p
10% p-p
The bactericidal lamps are used for disinfection of
surfaces
floors
instruments
body secretions
What can’t be sterilized in an autoclave
medical instruments
textile
cotton pads
leather
To which group perhydrol belongs
oxidants
quaternary ammonium compounds
What type of disinfectant do we use for hygienic disinfection of hands?
chlorine disinfectants
alcohol disinfectants
aldehyde disinfectants
How do we control the process of sterilization?
with chemical paper indicators
microbiological probes
with chemical analysis
What is the working regime of the autoclave?
121C-1 atm 40minutes
112C-2 atm.-1 hour
160 C-2 atm.-10min
In quality sterilization by autoclaving, the indicator paper changes its colour from green to
yellow
violet