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

1/36

Click to flip

36 Cards in this Set

  • Front
  • Back
H. pylori
G-, curved, flagellated rod
H. pylory produces this to raise pH
urease
H. Pylori is associated with ____ of peptic (stomach and duodenal) ulcers and ____ of gastric ulcers
90%
80%
H. pylori bacteria causes increased _____ production
acid
H pylori endoscopy biopsy usually involves this test on tissue biopsy
urease test
individuals who have enhanced secretion of _____(pro-inflammatory cytokine) to bacteria have increased risk of ulcers
IL-1b
ulcers have a higher incidence in _____ and those with a diet high in ___ and preserved foods
smokers
salt
those with diets high in _________ and______ are often protected from ulcers
anti-oxidants
vitamin C
H. pylori has been linked to a _______ incidence of adenocaracinoma of the lower esophagus
reduced
Helicobacter pylori and ulcer Therapy
two/three different AB plus an acid reducing drug
B. cereus
S. aureus
C. perfringens
Toxin producers
V. cholera
ETEC
K. pneumoniae
Enterotoxin
EPEC
EAEC
Giardia
Cryptosporidium
Helminths
Enteroadherent
C. difficile
EHEC
Cytotoxin producers
Rotavirus
Norwalk agent
inflammation?
minimal inflammation
Salmonella
Camylobacter
V. parahaemolyticus
Yersinia
inflammation?
moderate inflammation
Shigella
EIEC
E. histolytica
inflammation?
severe inflammation
Traveler’s – 40% of tourists to Latin America, Africa, Asia develop “traveler’s diarrhea”
ETEC – enterotoxigenic E. coli
Camylobacter
Shigella
Salmonella
Russia, camper’s, swimmers
Giardia
Nepal
Cyclospora
Chicken, mayonnaise, creams, eggs: picnic, banquet, restaurant
Salmonella, Campylobacter, Shigella
Hamburger: undercooked
EHEC – enterohemorrhagic E. coli
Fried rice
B. cereus
Seafood
Salmonella, Vibrio, hepatitis A
Fermented tofu
C. botulinum
Daycare participants and their family
Shigella
Giardia
Cryptosporidium
rotavirus
Institutionalized persons
nosocomial infections of hospital patients
C. difficile
symptoms within 1-6h and last <12hr
ingestion of a pre-formed toxin
S. aureus and B. cereus
symptoms in ~8-16hr (longer)
self limiting, lasting ~24hr
C. perfringens
meat/dairy products left at room temperature
Staphylococcal food poisoning
Staphylococcus aureus
Gram positive cocci, clustered, coagulase positive
Bacillus cereus
Gram positive rod, chains, SPORE FORMER
GI pathology of B Cereus
can be both emeic or diarrheal
self limited
flaccid paralysis
Clostridium botulinum type A
Clostridium botulinum
Gram positive rod, spore-former, anaerobic
Botulism tx
supportive care (ventilation) and anti-toxins