ALAT Unit 2 Exam with answers rated A+

ALAT Unit 2 Exam with answers rated A+ 2023/2024 What is the definition of "sanitization"? A. The elimination of all microorganisms through heat and pressure B. The destruction of all measurable microorganisms on a surface or - object C. The reduction of the number of microorganisms on a surface or - object D. The cleaning of an object with water hot enough to reduce - microorganisms significantly - correct answer C. The reduction of the number of microorganisms on a surface or object If a chemical ends in "cide", what kind of chemical is it? A. A sterilant B. A detergent C. A disinfectant D. A. pesticide - correct answer C. A disinfectant What type of cage washer is best used for cleaning large numbers of smaller pieces of equipment such as rodent cages or feed bowls? A. A tunnel washer B. A rack washer C. A cabinet washer D. A bottle washer - correct answer A. A tunnel washer What is NOT necessarily true about cleaning animal rooms? A. The animals may need to be removed from the room during cleaning. B. Each room should have its own set of cleaning equipment. C. Every animal room should be cleaned once per week. D. Cleaning and sanitization logs should be filled out after cleaning - the room. - correct answer C. Every animal room should be cleaned once per week. Why are vermin a problem in animal facilities? A. They can eat lab feed, which wastes facility funds B. They can spread disease to the laboratory animals C. They are upsetting for researchers to see D. Their waste is a mess to clean up - correct answer B. They can spread disease to the laboratory animals What must be done before disinfecting an object with bleach? A. Debris and organic matter must be removed B. It should be sprayed down with alcohol C. All PPE should be removed D. It should be autoclaved first - correct answer A. Debris and organic matter must be removed What is the most sensitive method to monitor autoclave effectiveness? A. Using a biological indicator B. Monitoring the pressure gauge on the autoclave C. Timing how long the items are in the autoclave Applying autoclave tape on the items to be sterilized - correct answer A. Using a biological indicator What are the three processes used to either remove or kill microorganisms? A. Sanitation, disinfection, sterilization B. Disinfection, depopulation, cultivation C. Sterilization, depopulation. sanitation D. Depopulation, starvation, sterilization - correct answer A. Sanitation, disinfection, sterilization