CRCST Practice Exams-Sect. 1 (Cleaning, Decontamination, and Disinfection) Questions and Answers

CRCST Practice Exams-Sect. 1 (Cleaning, Decontamination, and Disinfection) Questions and Answers Below 43°C - Answer-What is the appropriate water temperature in order to avoid the coagulation of proteins? detergent - Answer-What is the appropriate solution for cleaning instruments? low foaming - Answer-Detergents used in mechanical cleaners should be: Gluteraldehyde and OPA - Answer-Which of the following is classified as a high level disinfectant? A. Halogens and OPA B. Quaternary Ammonium Compounds and Phenolics C. Gluteraldehyde and OPA D. Gluteraldehyde and Phenolics Heated water - Answer-What is used during the thermal disinfection process? Halogens - Answer-Iodophors are a member of which disinfectant family? Sterilization - Answer-What process is used to completely destroy all forms of microorganisms? 5 minutes - Answer-For what time period must alcohol remain in wet contact with an item in order to achieve a reasonable level of disinfection? Intermediate to low-level disinfectants - Answer-How are phenolics classified? Antiseptics - Answer-Which chemicals are used on living tissue to slow the growth of microorganisms? critical items - Answer-What are items that are introduced directly into the bloodstream or other normally sterile areas of the body? phenolics - Answer-What would be the BEST choice for high level disinfection of instruments? flagella - Answer-Thread-like tails attached to cells that permit bacteria to move through liquids is known as: