Neisseria Family-Noir Series Flashcards
1
Q
What is the result of Gram Stain with Neisseria species
A
Gram negative
2
Q
What is the morphological shape of Neisseria species
A
Diplocci
3
Q
What enzymes are Neisseria species postive for
A
Oxidase positive
4
Q
What is the result of plating Neisseria on blood agar
A
No growth since it is inhibited
5
Q
What is the result of plating Neisseria on chocolate agar
A
Aka Cooked blood agar, which allows growth
6
Q
What is a VPN agar
A
Agar with vancomycin, polymixin, and nystatin
7
Q
What is the result of growing Neisseria on VPN agar
A
Selective agar that allows growth
8
Q
Which deficiency allows for the proliferation of Neisseria
A
Deficiency of C5-C9, which inhibited MAC formation
9
Q
What are the two virulence factors of Neisseria and what are their functions
A
- Pili-allows attachment and antigenic variation
- IgA protease to allow survival in mucosa
