Physical and Chemical Agents The time in minutes at a specific temperature needed to kill a population of cells is the thermal death temperature F value thermal death point decimal reduction time thermal death temperature F value thermal death point decimal reduction time ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following describes the effect of ionizing radiation on microbes? Substantially decreases enzymatic activity, slowing microbial reproduction Changes the 3-dimensional structure of proteins to a 2-dimen-sional form None of these Induces electrons and protons to jump out of the molecules of the microbe Substantially decreases enzymatic activity, slowing microbial reproduction Changes the 3-dimensional structure of proteins to a 2-dimen-sional form None of these Induces electrons and protons to jump out of the molecules of the microbe ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following items could be sterilized by dry heat sterilization? rubber gloves Plastic IV bags Intravenous (IV) solution Glass pipettes rubber gloves Plastic IV bags Intravenous (IV) solution Glass pipettes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following skin disinfectant(s) is/are most frequently used? none of these Isopropyl alcohol Both (a) and (b) Ethyl alcohol none of these Isopropyl alcohol Both (a) and (b) Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is a limitation of the autoclave? It lacks the ability to inactivate viruses It will destroy heat labile materials It takes too long to sterilize It lacks the ability to kill endospores It lacks the ability to inactivate viruses It will destroy heat labile materials It takes too long to sterilize It lacks the ability to kill endospores ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which disinfectant would be most effective against Staphylococcus found in a blood spill? Cetylpyridinium chloride None of these Hexachlorophene Phenol Cetylpyridinium chloride None of these Hexachlorophene Phenol ANSWER DOWNLOAD EXAMIANS APP
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