Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/26

Click to flip

26 Cards in this Set

  • Front
  • Back
Cell wall
peptidoglycan
external projections
1.flagella
2. pili
3. capsule
4. LPS
Cocci
sphere
neisseria gonorrhoeae
streptococcus pyogenes
staphylococcus aureas
Strepto
chain
streptococci
streptobailli
staphylo
grape-like
staphylococci
diplo
pair- diplococci
gonococci in male (gonorrhea)
pneumococci in sputum
bacilli
rods
e.coli
salmonella enteriditis
klebsiella pneumoniae
spirals
coiled
treponema pallidum (syphilis)
borrelia burgdorferi (lyme)
vibrios
curved rod
vibrio cholerae (cholera)
endospore
spore forming
clostridium perfringens/tetani
Bacillus anthraci (anthrax)
Flagellae
movement
Antigenic- flagellar antigen-H antigen used to type bacteria
Fimbriae/pili
adhesion to surface
E.coli in intenstine
n.gonorrhoeae in urethra
(sex pili in DNA transfer)
capsules
adhesion to surface
resist drying
antiphagocytic
antigenic/immunogenic- induces immune response
vaccines with/capsular polysaccharide
3 major virulence factors in bacterial meningitis
1. streptococcus pneumoniae
2. neisseria menegitidis
3. haemophilus influenzae
Mycolic acid
against drying
for airborne activity
long FA, waxy
ACID FAST:myobacteria & nocardia
Acid fast bacilli=AFB
Cell wall
agst osmotic shock
target for beta-lactam antibiotics, penicillin, cephalosporins that inhibit cross-linking of cell wall
peptidoglycan
GRAM+=thick 3D net
GRAM-=2d web btwn inner plasma memb&outer lipid bilayer
Gram stain
+=purple/blue
-=pink,red
Lipopolysaccharides (LPS)
ENDOTOXIN
only in GRAM NEG
O antigen+Core+Lipid A
Oantigen for serotype diff
Lipid A-toxic
Lipid A
in outer lipid bilayer-PYROGENIC:causes fever, stimulates TUMOR NECROSIS FACTOR (TNF)
shock, organ failure,etc
Plasma membrane
Gram+=1lipid bilayer
Gram-+2 lipid bilayer
bacterial ribosomes
Site of antibacterial antibodies that inhibit protein synthesis:
1.Aminoglycosides:streptomycin, gentamycin, netilmicin, amikasin
2. Tetracyclines: minocycline, doxycycline
3. Macrolides: Erythromycin, clarithromycin, azithromycin
Endospores
GRAM POSITIVE
BACILLUS
CLOSTRIDIA
Nucleoid/chromosome
(4 antibiotics)
Target for antibacterial antibiotic:
1.QUINOLONES:inhibit DNA gyrase: Cipro/norfloxacin,
2.Rifampin/Rifabutin:inhibit
RNA PoL-blocks DNA synthesis
3.METRONIDAZOLE: breaks DNA
4.SULFANOMIDES,trumethpim,dapsone-competitive inhibitors of bacterial folate synthesis
4 BACTERIAL TOXINS
1.Botulinum=botox (less ACh-paralysis)heat sensitive
2.Cholera (AC increases cAMP-diarrhea)
3. Heat-labile enterotoxin (e.coli)(AC increases cAMP-diarrhea)
4. Staphylococcal enterotoxin (staph.aureus)-Interleukin1, peristalsis, vomititing- resistant to heat
GRAM + COCCI
1.family:micrococcaceae
genus:staphylococcus
s.aureus
s.epidermidis
s.saprophyticus
Family:Streptococcus
s.pyrogenes
s.pneumoniae
s. agalactiae
GRAM - COCCI
Family:neisseia
n. meningitides
n. gonorrhoeae