Physical and Chemical Agents Which of the following methods will not sterilize? Dry heat at 171°C for 1 to 2 hours Aqueous glutaraldehyde for 10 hours 100°C boiling water for 30 minutes 121°C at 15 lb/in pressure for 15 to 20 minutes Dry heat at 171°C for 1 to 2 hours Aqueous glutaraldehyde for 10 hours 100°C boiling water for 30 minutes 121°C at 15 lb/in pressure for 15 to 20 minutes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Bactericidal concentration of phenol is 0.25% 0.5% 0.75% 1% 0.25% 0.5% 0.75% 1% ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents For sterilization of which material gamma rays can be used? Plastic syringes None of these Canulas Catheters Plastic syringes None of these Canulas Catheters ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following skin disinfectant(s) is/are most frequently used? Ethyl alcohol Both (a) and (b) Isopropyl alcohol none of these Ethyl alcohol Both (a) and (b) Isopropyl alcohol none of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents If a 1:600 dilution of a test compound kills a standard population of Staphylococcus aureus in 10 minutes but not 5 minutes while a 1:60 dilution of phenol kills the population in the same time, what is the phenol coefficient of the test compound? 1 50 10 5 1 50 10 5 ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which disinfectant was the most effective against Salmonella"? Cetylpyridinium chloride Phenol Merthiolate Hexachlorophene Cetylpyridinium chloride Phenol Merthiolate Hexachlorophene ANSWER DOWNLOAD EXAMIANS APP
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