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Questions and Answers
Which type of microscope is primarily used to visualize bacteria?
Which type of microscope is primarily used to visualize bacteria?
- Fluorescent microscope
- Electron microscope
- Dark-ground microscope
- Light microscope (correct)
Which method involves the detection of antibodies in serum for the diagnosis of bacterial infections?
Which method involves the detection of antibodies in serum for the diagnosis of bacterial infections?
- IgM rising titre of IgG (correct)
- Microscopic examination
- Isolation on culture media
- Culture technique
What is the primary purpose of using a Gram stain on a bacterial sample?
What is the primary purpose of using a Gram stain on a bacterial sample?
- To detect the size and shape of bacteria
- To visualize viruses
- To detect bacterial motility
- To differentiate between Gram-positive and Gram-negative bacteria (correct)
What technique is NOT considered a direct method for the diagnosis of infectious diseases?
What technique is NOT considered a direct method for the diagnosis of infectious diseases?
Which of the following is a non-culture technique for the detection of microorganisms?
Which of the following is a non-culture technique for the detection of microorganisms?
Which type of culture medium is used to isolate and identify specific types of bacteria?
Which type of culture medium is used to isolate and identify specific types of bacteria?
For the diagnosis of bacterial infections, which method employs molecular techniques like PCR and nucleic acid detection?
For the diagnosis of bacterial infections, which method employs molecular techniques like PCR and nucleic acid detection?
What is the primary purpose of the QuantiFERON-TB test in the diagnosis of infections?
What is the primary purpose of the QuantiFERON-TB test in the diagnosis of infections?
What is the primary function of biochemical reactions in the identification of bacteria?
What is the primary function of biochemical reactions in the identification of bacteria?
Among the following, which process is typically performed prior to further processing of specimens in the laboratory?
Among the following, which process is typically performed prior to further processing of specimens in the laboratory?
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