10 Questions
What is the causative organism of tuberculosis?
Mycobacterium tuberculosis
What is the function of the lipid capsule of the tubercle bacillus?
Attracts histiocytes and converts them into epithelioid cells
How is the tubercle bacillus demonstrated?
Using Ziehl-Neelsen stain
What is the main mechanism of tissue damage in tuberculosis?
Hypersensitivity reaction
What is the most common route of human infection?
Inhalation of infected droplets
What is a predisposing factor for tuberculosis?
Low body resistance
What type of immune response is responsible for tissue damage in tuberculosis?
Type IV hypersensitivity
What is the function of the protein (tuberculoprotein) component of the tubercle bacillus?
Attracts T-lymphocytes
What is the carbohydrate component of the tubercle bacillus responsible for?
Attracting neutrophils
What occupation is at high risk of tuberculosis infection?
Butchers
Learn about the causes, characteristics, and biology of tuberculosis, a chronic infectious disease caused by Mycobacterium tuberculosis. Understand the role of the lipid capsule and the Ziehl-Neelsen stain in diagnosing the disease.
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