Physical and Chemical Agents Which disinfectant would be most effective against Staphylococcus found in a blood spill? Phenol Cetylpyridinium chloride None of these Hexachlorophene Phenol Cetylpyridinium chloride None of these Hexachlorophene ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents The organisms retained in the fluids filtered by Seitz filter is Proteus None of these Clostridium Staphylococcus Proteus None of these Clostridium Staphylococcus ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following skin disinfectant(s) is/are most frequently used? Both (a) and (b) none of these Ethyl alcohol Isopropyl alcohol Both (a) and (b) none of these Ethyl alcohol Isopropyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following describes the effect of ionizing radiation on microbes? Changes the 3-dimensional structure of proteins to a 2-dimen-sional form Substantially decreases enzymatic activity, slowing microbial reproduction Induces electrons and protons to jump out of the molecules of the microbe None of these Changes the 3-dimensional structure of proteins to a 2-dimen-sional form Substantially decreases enzymatic activity, slowing microbial reproduction Induces electrons and protons to jump out of the molecules of the microbe None of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Sweet and salty foods frequently don't require refrigeration to prevent spoilage because they have toxic alkaline chemicals insufficient nutrients high concentration of solutes low pH toxic alkaline chemicals insufficient nutrients high concentration of solutes low pH ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following was the first widely used antiseptic and disinfectant? Chlorine Alcohol Phenol Iodine Chlorine Alcohol Phenol Iodine ANSWER DOWNLOAD EXAMIANS APP
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