Chapter 18 - Self-Evaluation and Chapter Confidence

Which of the following best describes microbial death rate?

Bacterial death will result from damage to which of the following structures?

Sterilization involves

Which of these factors does not affect the rate of bacterial cell death?

The bactericidal or bacteriostatic nature of a disinfectant can be determined using which of the following test methods?

The effectiveness of all chemical disinfectants increases with the following except

Which of the following substances is the least effective antimicrobial agent?

Which of the following are unaffected by alcohol?

Oxidizing agents target

A disk diffusion test using Staphylococcus gave the results shown in the table. Which compound was the most potent killer of Staphylococcus?
Question 18.10

QUATS target

Which one of the following would indicate the most potent disinfectant?

All of the following affect microbial growth except

All of the following are chemicals used in disinfection except

The aim of pasteurization is to kill

Refrigeration at –20°C

Which of the following can sterilize?

Compare pasteurization with sterilization. Which is the best option for killing endospores?

Compare pasteurization with sterilization. Which is the best option for killing bacteria?

Compare pasteurization with sterilization. Which option is a milder treatment?

Compare pasteurization with sterilization. Which is the best option for destroying prions?

Compare ionizing with non-ionizing radiation. Which uses ultraviolet light?

Compare ionizing with non-ionizing radiation. Which uses gamma rays?

Compare ionizing with non-ionizing radiation. Which alters DNA?

Compare ionizing with non-ionizing radiation. Which uses X-rays?