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56 Cards in this Set

  • Front
  • Back
Normal flora of the GI tract; aids in preventing growth of pathogens; synthesizes vitamins
Escherichia coli
Diseases caused by E. coli
UTIs, sepsis, diarrheal disease, neonatal meningitis
enteropathogenic E. coli
EPEC is most commonly found in __
enterotoxigenic E. coli
enterotoxigenic E. coli is also referred to as ___
"Traveler's diarrhea"
Treatment for ETEC
antibiotic therapy and administering fluids
individuals who live in countries where ETEC is prevalent develop ___
protective antibiodies
enterohemorrhagic E. coli
A severe form of bloody diarrhea caused by EHEC
hemorrhagic colitis
Bacteria found in intestines of healthy cattle
Bacteria that is acquired by ingesting raw or undercooked ground beef, unpasteurized milk, and other raw foods
EHEC; enterohemorrhagic E. coli
Other methods of becoming infected with EHEC
swimming in or drinking sewage-contaminated water or person-to-person contact
hemolytic uremic syndrome
Bacteria responsible for causing hemolytic uremic syndrome (HUS)
EHEC; enterohemorrhagic E. coli
HUS can be fatal
Treatments for HUS
hemodialysis and blood transfusions
enteroinvasive E. coli
Type of dysentery that affects children and travelers
EIEC; enteroinvasive E. coli
Bacteria that is a common cause of UTIs
E. coli
Individuals predisposed to infection
infants still in diapers, patients with indwelling catheters, females
inflammation of the kidney and renal pelvis
Bacteria responsible for causing 80% of community-acquired UTIs and majority of nosocomial UTIs
E. coli
Signs and symptoms of a UTI
side pain which radiates to the back, dysuria, frequent urination, hematuria
Bacteria that is a common cause of meningitis in infants
Escherichia coli
Complications of infant meningitis
neurologic deficits and/or developmental abnormalities
Method of identifying E. coli as the causative agent of disease
Detecting bacteria in the stool of the patient
Prophylaxis for travelers
tetracycline to decrease risk of infection
________ bacteria are part of the normal flora of the colon, outside of the colon, pathogenic
Klebsiella infections tend to occur in individuals who
are immunocompromised
Diseases caused by Klebsiella
pneumonia, empyema, nosocomial UTIs
Treatment of Klebsiella
highly resistant to antibiotics
_____________ tends to affect people who already have a disease such as diabetes, alcoholism, or chronic pulmonary disease
Klebsiella pneumoniae
pus surrounding the lung
Bacteria that is the cause of nosocomial UTIs, wound infections, and burn infections
Klesiella pneumoniae
Isolated from the stools of humans
Citrobacter organisms
Opportunistic bacteria that are known to cause severe UTIs, neonatal meningitis, respiratory tract infections, endocarditis, and bacteremia
Citrobacter organisms
Citrobacter is found in individuals who
Can cause brain abscesses and meningitis in neonates
Citrobacter diversus
Treatment of citrobacter organisms
tetracycline and aminoglycosides
Microorganism that is the cause of the Bubonic plague (Black Death)
Yersinia pestis
How is Yersinia pestis transmitted?
Humans are infected when bitten by an infected rat flea
Primarily pathogen of birds and rodents
Yersinia pseudotuberculosis
Microorganism responsible for sever enterocolitis in humans
Yersinia pseudotuberculosis
Pathogen of cattle, pigs, deer, and birds
Yersinia enterocolitica
Microorganism excreted in the feces of the animals and can contaminate diary products and drinking water
Yersinia enterocolitica
Humans can become infected with Yersinia enterocolitica by
Eating raw or undercooked pork meat
Humans that are infected with the disease yersiniosis develop
Severe diarrhea with necrosis of the Peyer's patches, liver and splenic abscesses, and chronic lymphadenopathy
What is a misdiagnosis of yersinia enterocolitica?
Mimics appendicitis, mesenteric lymphadenitis, and Crohn's disease
Normal intestinal flora of animals
Symptom of entercolitis, caused by salmonella
The cause of the most severe infection, typhoid fever.
Salmonella typhi
How is S. typhi transmitted?
Fecal-oral route
enlargement of the liver and spleen
Salmonellosis is acquired by___
ingesting food contaminated with Salmonella
Method of prevention for Salmonella
cook food thoroughly, wash hands after handling raw food products, clean cutting boards and utensils before use on other food