MEDICINE MCQ
INFECTIOUS DISEASES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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spirilla
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baccilli
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cocci
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None of the above
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Detailed explanation-1: -Spirillum (plural, spirilla). A bacterium with rigid spiral (helical) structure (not easily band, not flexible), thick, long, and move with flagella, 6–15 m long and spiral in shape is called spirillum.
Detailed explanation-2: -Spirilla. The term spirillum is used generally for any of the corkscrew like species. It is a genus of spiral-shaped bacteria (Fig.
Detailed explanation-3: -Definition of ‘spirilla’ 1. any bacterium having a curved or spirally twisted rodlike body. Compare coccus (sense 1), bacillus (sense 1) 2. any bacterium of the genus Spirillum, such as S.
Detailed explanation-4: -The two types of spiral cells are spirillum and spirochete, with spirillum being rigid with external flagella, and spirochetes being with internal flagella.