Microbiology: Lab 06 Exam Questions and answers

Microbiology: Lab 06 Exam Questions
and answers
Protection of the Central Nervous System - -1 - Meninges
2 - Cerebrospinal Fluid
3 - Brain
4 - Spinal Cord

-What type of meningitis is the most dangerous?

Fungal meningitis
Autoimmune meningitis
Viral meningitis
Bacterial meningitis - -Bacterial meningitis

"Bacterial meningitis has high morality rates, and must be promptly treated
with antibiotics."

-How can the doctor rapidly determine if there are bacteria present in the
cerebrospinal fluid (CSF)? - -Collect a few milliliters of CSF and send it for a
Gram stain

-What is the Gram Stain method? - -Staining method used to differentiate
bacterial species into two groups

-How long does it take to perform and analyze the Gram stain?

1 - 2 hours
48 hours
24 hours
A few minutes - -A few minutes

-Hans: Do you know what two groups that i am talking about are named?

Gram-visible and Gram-invisible
Gram-positive and Gram-negative
Gram-cocci and Gram-rods
Gram-variable and Gram-constant - -Gram-positive and Gram-negative

-Hans: What is the outcome of a well-executed Gram stain? - -Gram-
positive appear purple, and Gram-negative appear pink

-Hans: Why is the bacterial cell well of such great importance?