ANTISEPTICS PHARMA

Sterilization

Which process destroys all microorganisms including bacterial spores?

Living tissues

Antiseptics are primarily used on:

Inanimate objects

Disinfectants are intended for use on:

Iodine

Which of the following is considered the most effective skin antiseptic?

Lysol

Which disinfectant should NEVER be applied to human skin?

All bacterial spores

High-level disinfection destroys all of the following EXCEPT:

Steam under pressure at 121°C

Sterilization by autoclaving uses:

15 psi

Standard autoclave pressure is:

15–20 minutes

Autoclaving is usually performed for:

Heat-sensitive medical devices

Ethylene oxide is mainly used for:

Filtration

Intravenous solutions are commonly sterilized by:

Cell wall synthesis inhibition

The three major mechanisms of chemical agents include all EXCEPT:

70%

Ethanol is most effective at:

Membrane disruption and protein denaturation

Alcohol primarily acts by:

Chlorine

Which agent is commonly used to disinfect swimming pools?

Chlorine

Bleach (Clorox) contains:

Ethanol

Tincture of iodine contains iodine dissolved in:

Less irritating to the skin

Iodophors are preferred before surgery because they are:

Gonococcal ophthalmia neonatorum

Silver nitrate is used to prevent:

Burn wounds

Silver sulfadiazine is mainly used for:

Catalase breaking down H₂O₂ into oxygen

Hydrogen peroxide bubbles because of:

Glutaraldehyde

Which chemical is 10 times more effective than formaldehyde?

Binding DNA phosphate groups

Crystal violet acts mainly by:

Glassware

Dry heat sterilization is commonly used for:

Milk

Pasteurization is primarily used for:

Sterilization

Pasteurization is NOT considered:

250–260 nm

UV light is most effective at:

Free radicals

X-rays kill microorganisms mainly by producing:

0.22 µm

The most commonly used membrane filter has a pore size of:

Antiseptics are used on living tissue, while disinfectants are used on inanimate objects.

Which statement correctly distinguishes antiseptics from disinfectants?