Bacillus Short Question And Answers
Question 1. Morphology of bacillus anthracis.
Answer:
- Bacillus anthracis is
- Gram-positive
- Non-acid fast.
- Non-motile.
- Spore forming.
- Capsulated – polypeptide in nature.
- Size – Large, 3-10 Elm x 1 – 1.6 Elm.
- Shape – Rectangular.
- Spores – Refractile, oval, and central in position.
- Spores are of the same width as the bacillary body.
- Thus, they do not cause bulging.
Read And Learn More: Microbiology Question and Answers
Bacteria Bacillus Anthracis or Bacillus Anthracis Arrangement:
1. In Infected Tissues:
- Bacilli are found singly, in pairs, or in short chains.
- The entire chain is surrounded by a capsule.
2. In Culture.
- In bacilli are arranged end-to-end in long chains.
- The ends of the bacilli are truncated or often con-cave and somewhat swollen.
- This gives it a bombastic appearance.
Question 2. Cultivation of Bacillus Anthracis.
Answer:
Bacillus anthracis is an aerobe and facultative anaerobe.
Grows in a temperature range of 12-45°C.
Bacteria Bacillus Anthracis
Question 3. Malignant pustule.
Answer:
Malignant Pustule is a feature of cutaneous anthrax
- Site of entry
- Abraded skin.
Malignant Pustule Affected Sites Involved Are:
- Face
- Neck
- Hands
- Back
The Persons Involved Are:
- Farmers
- Persons handling dead bodies.
Malignant Pustule Features:
- The lesion starts as a papule which becomes a vesicle containing fluid called a pustule.
- The acute inflammatory reactions lead to congestion and edema of the area with central necrotic lesions.
- This lesion is called a malignant pustule.
Bacteria Bacillus Anthracis
Question 4. Types of diseases caused by B. Anthracis.
Answer:
There are three clinical types of diseases caused by B. Anthracis based on the route of infection.
