• 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

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/16

Click to flip

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;

16 Cards in this Set

  • Front
  • Back
Neisseriae gonococcus attach via
pili to mucosal epithelia of male urethra or female cervix; also surface proteins, and lipooligosaccharide
disseminated gonococcal infection (DGI)
localized gonococcal invades bloodstream and can cause acute dermatitis, arthritis, tenosynovitis
what immune mechanism is effective against gonococcal infection
late complement components via MAC
what causes systemic signs of meningococcemia, DIC, and shock
endotoxin released in blebs from organisms aka lipooligosaccharide (POS); induces release of TNF-a
Neisseria specs
gram-neg cocci; capsule (only N. meningitis); aerobes, but can grow anaerobically; cell envelopes; grow best with increased CO2; obligate human pathogens; twitching motility
common microorganisms that use antigenic variation
African trypanosomes, Borrelia species (relapsing fever), and N gonorrhoeae
examples of on-off expression in microbes
flagellar types in salmonella, pilus expression in gram-neg, E coli type I fimbriae expression
Gonococcal copacity-associated proteins (Opa) are associated with
PID, DGI, and arthritis; not engulfed by neutrophils
agar used to grow gonococci
chocolate agar (Thayer-Martin medium and Martin-Lewis medium=contain antibiotics to prevent growth of other bacteria)
oxidative positive organisms
member of Neisseria or close relative
gonococci metabolism
utilize glucose, bit not maltose or sucrose
meningococci metabolism
utilize maltose and glucose
recommended treatment for gonococci infection
B-lactamase resistant cephalosporin like cefixime or ceftriaxone
antichlamydial agents
azithromycin or doxycycline
meningococcal infection treatment
IV antibiotics like ceftriaxone or penicillin
meningococcal polysaccharide conjugate vaccine protects against
serogroups A, C, Y, and W-135