This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Microbiology
Drumstick appearance is seen in 
Select and explain. 
A. Clostridium tetani, B. Clostridium Tetanomorphum, C. Clostridium Sphenoids, D. All
A: Clostridium tetani
Answer: A: Clostridium tetani 
Explanation: Clostridium tetani is a Gram-positive, slender bacillus. Spores are spherical and bulging, giving the bacillus characteristic drumstick appearance. It is non-capsulated and motile by peritrichate flagella. Reference: Textbook of Microbiology; Anathanarayan and paniker's; 10th edition; Page no: 264