Physical and Chemical Agents Which of the following disinfectants act by disrupting microbial membranes? Heavy metals Halogens Aldehydes Cationic detergents Heavy metals Halogens Aldehydes Cationic detergents ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Preservation of foods by using salts and sugars works by lowering osmotic pressure raising pH creating a hypertonic environment creating a hypotonic environment lowering osmotic pressure raising pH creating a hypertonic environment creating a hypotonic environment ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is most effective for sterilizing mattresses and plastic petri plates? Ultraviolet radiation Ethylene oxide Glutaraldehyde Chlorine Ultraviolet radiation Ethylene oxide Glutaraldehyde Chlorine ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following items could be sterilized by dry heat sterilization? Plastic IV bags rubber gloves Intravenous (IV) solution Glass pipettes Plastic IV bags rubber gloves Intravenous (IV) solution Glass pipettes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following was the first widely used antiseptic and disinfectant? Phenol Alcohol Iodine Chlorine Phenol Alcohol Iodine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which is the most important surface active disinfectants? Cationic compounds Non-ionic compounds Anionic compounds Amphoteric compounds Cationic compounds Non-ionic compounds Anionic compounds Amphoteric compounds ANSWER DOWNLOAD EXAMIANS APP
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