NURSING EXAM QUESTIONS
MICROBIOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Antiseptics
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Sanitizer
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Disinfectants
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Antibiotics
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Detailed explanation-1: -Disinfectant: usually a chemical agent (but sometimes a physical agent) that destroys disease-causing pathogens or other harmful microorganisms but might not kill bacterial spores. It refers to substances applied to inanimate objects.
Detailed explanation-2: -Hypochlorites, the most widely used of the chlorine disinfectants, are available as liquid (e.g., sodium hypochlorite) or solid (e.g., calcium hypochlorite).
Detailed explanation-3: -Disinfection is the elimination of microorganisms from inanimate objects or surfaces, whereas decontamination is the treatment of an object or inanimate surface to make it safe to handle.
Detailed explanation-4: -A disinfectant is an agent that will destroy or eliminate from inanimate objects all pathogens except bacterial endospores. A sterilant will destroy or eliminate pathogens, including bacterial endospores, from inanimate objects. Disinfectants include products that are virucidal, bactericidal, and fungicidal.
Detailed explanation-5: -Chlorine and Sodium Hypochlorite: Chlorine or Sodium Hypochlorite is generally used in water disinfection. This is a sporicidal agent and acts against the spores forming bacteria. It is an oxidizing agent and reacts with the enzymes of the cell.