E. coli MCQs Quiz: A Set of Questions, Options, and Answers

Introduction Here is a set of Multiple Choice Questions (MCQs) on E. coli (Escherichia coli) as a quiz. E. coli MCQ Quiz 1. What is Escherichia coli (E. coli)? A) VirusB) BacteriumC) FungusD) Parasite 2. E. coli is classified under which bacterial group? A) Gram-positive …

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Entamoeba histolytica-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynote

Entamoeba histolytica-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynote

Introduction Entamoeba histolytica is a protozoan parasite responsible for amoebic dysentery and amoebiasis. It primarily infects the intestinal tract, causing symptoms like diarrhea, abdominal pain, and sometimes liver abscesses. The parasite has two forms: the infectious cyst and the trophozoite, which causes tissue damage. E. …

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Citrobacter werkmanii-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynote

Lactose fermenting colony of Citrobacter werkmanii

Introduction Citrobacter werkmanii is a gram-negative bacterium belonging to the genus Citrobacter. It is commonly found in the environment, including soil, water, and sewage. This bacterium is part of the normal flora of the human intestinal tract but can act as an opportunistic pathogen. C. …

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Proteus penneri– Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynote

Proteus penneri growth on CLED agar

Introduction Proteus penneri is a Gram-negative bacterium found in various environments, including water and soil. It belongs to the family Enterobacteriaceae, sharing characteristics with other Proteus species. However, it differs from its relatives, like Proteus mirabilis, in its biochemical properties. This species can cause infections …

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Cedecea davisae- Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Cedecea in wet mount of culture microscopy

Introduction Cedecea davisae is a rare, opportunistic pathogen in the Enterobacteriaceae family. It was first isolated from a human wound. This bacterium can cause infections in immunocompromised individuals. It exhibits resistance to several antibiotics. It is often misidentified due to its rarity. However, proper laboratory …

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Prevotella-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Prevotella is a genus of Gram-negative, anaerobic bacteria commonly found in the human oral and gut microbiota. These bacteria have been the focus of numerous studies due to their association with both health and disease in humans. Here’s a brief introduction: Morphology The morphology …

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