Staph (Daniels) Flashcards
1
Q
What are some basic characteristics of staphylococcus?
A
- Gram +
- Facultative anaerobes
- Many species (42)
2
Q
What test seperates S. Aureus?
A
Positive Coagulase test
3
Q
How do staph typically enter the body?
A
Wounds, burns, insect bites, damage to mucosal surfaces
4
Q
What effect can fibronectin have on the spread of staph?
A
More adhesion
5
Q
What causes SSSS?
A
Staph toxins A and B with actions at desmosomes
6
Q
What toxin causes toxic shock syndrome?
A
TSST-1 (superantigen)
7
Q
What are some characteristics of staph food poisoning?
A
- INTOXICATION
- Caused by enterotoxins
- Superantigens
8
Q
What makes MRSA more resistant to antibiotic than MSSA?
A
Contains PBP2a
9
Q
How is MRSA treated?
A
Vancomycin
