Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
23 Cards in this Set
- Front
- Back
|
Most bacteria use what to grow?
|
carbs like us!
|
|
|
What uses aa to grow?
|
clostridia
|
|
|
What uses FA to grow?
|
leptospira
|
|
|
What color is gram +?
|
blue/purple
|
|
|
What color is gram -?
|
pink/red
|
|
|
What is the cell wall of a gram + cell like?
|
thick peptidoglycan
teichoic acid |
|
|
What is the cell wall of a gram negative cell like?
|
thin outer membrane
thin peptidoglycan lipopolysaccharide |
|
|
what is the basic subunit of the peptidoglycan like?
|
N-acetyl glucosamine
N-Acetyl muramic acid L ala L glucosamine L lysine/diaminpanylic * |
|
|
Which bacteria is highly cross-linked?
|
gram positive
|
|
|
What is lysozyme?
|
natural antimicrobial agent that cleaves PG cell
|
|
|
Penicillin does what?
|
inhibits cell wall synth
|
|
|
What does teichoic acid do?
|
cross links to cytoplasmic or peptidoglycan walls
found in gm + |
|
|
What does the gram negative cell envelope contain?
|
inner membrane
periplasmic space peptidoglycan outer membrane |
|
|
what is found in the periplasmic space of the gram negative?
|
hydrolyzing enzymes
|
|
|
what is in the outer membrane of gram negative cells?
|
porins - molecular seive
|
|
|
What are the 3 components of the lipopolysaccharide?
|
Lipid A
Core Polysaccharide O-Antigen |
|
|
What is Lipid A
|
part of lipopolysaccharide of grm -
causes fever |
|
|
What is O-Antigen?
|
side chain that can be used diagnositically
|
|
|
What do TLR stimulate?
|
production of proinflamatory cytokines
|
|
|
Capsule...
|
macromolecular structure
protien or polysaccharide virulence factor that prevents phagocytosis |
|
|
Type II virulence factors
|
secrete protein across the inner membrane
|
|
|
Type III virulence factors
|
deliever protiens into host cells
|
|
|
Type IV virulence factors
|
delivers DNA into host cells
|
