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Questions and Answers
What is the primary function of the lipid capsule in tubercle bacilli?
What is the primary function of the lipid capsule in tubercle bacilli?
- Responsible for cell-mediated immune response
- Produces toxins that cause tissue damage
- Attracts neutrophils in the early response
- Attracts histiocytes and converts them into epithelioid cells (correct)
What is the mechanism of tissue damage in tuberculosis?
What is the mechanism of tissue damage in tuberculosis?
- Hypersensitivity reaction to tuberculoprotein (correct)
- Toxin production by the tubercle bacillus
- Direct invasion of tissues by the bacterium
- Immune response to the lipid capsule
Which of the following is NOT a predisposing factor for tuberculosis?
Which of the following is NOT a predisposing factor for tuberculosis?
- Area of high standard of living (correct)
- Low body resistance due to debilitating diseases
- Overcrowding
- Handling of infective materials
What is the primary route of human infection with tuberculosis?
What is the primary route of human infection with tuberculosis?
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What type of stain is used to demonstrate tubercle bacilli?
What type of stain is used to demonstrate tubercle bacilli?
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