Chemical Sterilization Quiz

Which of the following is an example of a gas used in chemical sterilization?

• Formaldehyde

• Sodium hypochlorite

• Isopropyl alcohol

• Benzalkonium chloride

Why is chemical sterilization by gases and cold sterilization suitable for heat-sensitive medical plastics?

• It uses high temperatures

• It avoids heat damage

• It requires UV light

• It involves boiling water

How does the high-velocity air barrier contribute to safety in a biological safety cabinet?

• It provides additional lighting

• It maintains a sterile environment by preventing contamination

• It cools down the equipment inside the cabinet

• It enhances the visibility of the workspace

What is the primary function of a HEPA filter in air purification systems?

• Removes large particles and room odors

• Capable of removing 0.3 µm particles with 99.97% efficiency

• Removes volatile organic compounds and chemical substances

• Increases air humidity

What is the pore size required to filter out bacteria using membrane filtration?

• 0.45μm or less

• 1.0μm or less

• 0.75μm or less

• 0.5μm or less

Which type of filters does membrane filtration not apply to?

• Nominal filters (i.e. jug/cartridge)

• Under sink water filters

• Industrial filters

• HEPA filters

What is the primary function of bacteriostatic compounds?

• They kill microorganisms.

• They enhance the effect of other compounds.

• They inhibit the growth of microorganisms.

• They act against each other to reduce effect.

How do synergism compounds function in relation to other compounds?

• They kill microorganisms.

• They act together to enhance or improve effect.

• They inhibit the growth of microorganisms.

• They act against each other to reduce effect.

What is the role of antagonism in compound interactions?

• To enhance the effect of compounds.

• To kill microorganisms.

• To act against each other to reduce effect.

• To inhibit the growth of microorganisms.

Which of the following is an inhibitor of cell wall synthesis?

• Rifampin

• Vancomycin

• Tetracycline

• Sulfonamides