Answer to Question 1
ANS: A
Manual wiping with a chemical-impregnated cloth or sponge, soaking by total immersion, and processing by flush through machinery are three methods of disinfection. The method employed depends on the desired resultant level of disinfection.
Answer to Question 2
ANS: C
Quaternary compounds alter the cell membrane and cause protoplasm leakage in some microorganisms, primarily vegetative bacteria. These compounds possess detergent properties and are used to sanitize noncritical surfaces.
Chemical bonds
Chemical weathering
Contents of Office Policies and Procedures Manual
Preparing the Patient’s Skin for Surgical Procedures
Performing Venipuncture Using the Vacutainer Method
Basic Chemical Structure of Amino Acids