CRCST Practice Exams-Sect. 1 (Cleaning, Decontamination, and Disinfection) questions with correct answers

thermal disinfection Answer What type of disinfection uses heat to kill all microorganisms with the exception of spores? Antiseptic Answer What type of solution inhibits the growth of bacteria and is typically used topically only on animate objects? Mesophiles Answer ____________ are often pathogenic to humans because they grow best at body temperature. Brushing should be done under water Answer What technique should be used for brushing instruments? Deionization Answer The final rinse water used for cleaning should be treated through which of the following systems? Germicidal detergents Answer Which product is used to kill microorganisms? Iron and Pyrogens Answer ___________ in water can be removed by water softeners. 100 Answer The ideal chloride concentration for tap water is _______ ppm or less.