10 Questions
What is the pore size of a membrane filter used to exclude most microbial contaminants?
0.22 μm
What is the unit of measurement for bacterial size?
Micrometer
Which bacteria are arranged in pairs?
Streptococcus sp.
Which bacteria are spiral in shape?
Spirillum sp.
What is the size comparison between bacterial and eukaryotic cells?
Bacterial cells are smaller than eukaryotic cells
What could be a possible cause of Alex's symptoms based on the information provided?
CNS infection
What type of infection is likely to be associated with the symptoms exhibited by Alex?
Meningitis
What could be a potential contributing factor to Alex's symptoms?
Bacterial infection
Which of the following symptoms is indicative of a possible CNS infection in Alex?
Light sensitivity
What is the likely age group affected by the symptoms exhibited by Alex?
Infants and young children
Study Notes
Microbiology and Infection
- The pore size of a membrane filter used to exclude most microbial contaminants is 0.2 μm.
Bacterial Characteristics
- The unit of measurement for bacterial size is micrometers (μm).
Bacterial Shapes
- Diplococci are bacteria arranged in pairs.
- Spiral-shaped bacteria are known as spirilla.
Cell Size Comparison
- Bacterial cells are generally smaller than eukaryotic cells.
Alex's Symptoms
- A possible cause of Alex's symptoms could be a bacterial or CNS infection.
- The type of infection likely associated with Alex's symptoms is a central nervous system (CNS) infection.
- A potential contributing factor to Alex's symptoms could be a compromised immune system or environmental factors.
- Headache and fever are indicative of a possible CNS infection in Alex.
- The likely age group affected by the symptoms exhibited by Alex is young adults or children.
Quiz on the Morphology & Structure of Bacteria covering bacterial size, shape, structures, and Gram stain. Test your knowledge on micrometer measurements, cell wall, and membrane filters. Ideal for students of medical microbiology and related fields.
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