IC1 Flashcards
1
Q
4 types of microbes that can cause infections
A
Bacteria
Fungi (yeast, mould)
Virus
Parasites
1
Q
5 sterile sites in the body
A
Central nervous system
Cardiovascular system
Lower respiratory tract
Bone, Joint
Genitourinary tract, except urethra and vagina
2
Q
What is MacConkey agar used to grow
A
Gram (-) bacteria
3
Q
What are the 2 methods of Antimicrobial Susceptibility Testing (AST)?
A
1) Agar / Broth dilution method
To test MIC
2) AST-Disk diffusion method
To test zone of inhibition
4
Q
Definition of breakpoint
A
Highest concentration of drug that can be safely achieved in patient
if MIC is below breakpoint, drug is safe to use.
If MIC is above breakpoint, drug is not safe (can cause side effect). Microbe cannot be inhibited by normal safe dosages
