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Bacillus anthracis
Causes a cutaneous respiratory, or gastrointestinal disease, depending on the portal of entry
The etiologic agent of anthrax
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Bacteroides
Causes a variety of infections, including appendicitis, peritonitis, abscesses, and post-surgical wound infections
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Bordetella pertussis
The etiologic agent of whooping couch, which is also called "pertussis"
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Borrelia burgdorferi
The etiologic agent of Lyme disease
Transmitted from infected deer and mice to humans by tick bites
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Campylobacter jejuni
A commoon cause of gastroenteritis with malaise, myalgia, arthralgia, headache, and cramping abdominal pain
Teacher refers it to Slide Rock disease
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Chlamydia
Etiologic agents of non-gonococcal urethritis (NGU)
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Clostridium botulinum
Produces a neurotoxin called botulinum toxin, which causes botulism, a very serious and sometimes fatal type of food poisoning
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Clostriduim difficile
Causes pseudomembranous colitis (PMC); a common cause of nosocomial infections
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Clostridium perfringens
Common in feces and soil
- Common cause of gas gangrene
- Produces a relatively mild type of food poisoning
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Clostridium tetani
- Common in soil
- Produces neurotoxin called tetanospasmin and causes tetanus
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Corynebacterium diphtheriae
toxin-producing strains cause dipheria
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Enterococcus
Common cause of cystitis and nosocomial infections
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E.coli
the most common cause of septicemia and urinary tract and nosocomial infections
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Francisella tularensis
May enter the body by inhalation, ingestion, tick bite, or penetration or unbroken skin
Tularemia frequently follows contact with infected animals
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Fusobacterium
common members of the indigenous microflora of the oral cavity, gastrointestinal tract, and vagins
Opportunistic pathogens that cause a variety of infections, including oral and respiatory infections
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Harmophilus influenzae
Does not cause flu
Found in low numbers as indigenous microflora of the upper respiratory tract
an opportunistic pathogen
cause of bacterial meningitis, ear infections, and respiatoru infections
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Helicobacter pylori
common cause of stomach and duodenal ulcers
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Klebsiella pneumoniae
an opportunistic pathogen
a fairly common cause of pneumonia and cystitis
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Lactobacillus
indigenous microflora of the vagina and gastrointestinal tract
rarely pathogenic
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legionella pneumophila
Etiologic agent of legionellosis (a type of pneumonia)
can contaminate water tanksad pipes
has caused epidemics in hotels, hospitals, and cruise ships
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Listeria monocytogenes
Can cause meningitis, encephalitis, septicemia, endocarditis, abortion and abscesses
Enters the body via ingestion of contaminated foods
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Mycobacterium leprae
Referred to as the leprosy bacillus or Hansen's bacillus
transmitted from person to person
has been found in wild armadillos which are now used as laboratory animals to propagate this organism
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Mycobacterium tuberculosis
- -Causes tuberculosis
- -Acid-fast Gram-variable bacillus
- -Many strains are multidrug resistant
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Mycoplasma pneumonia
- -Etiologic agent of atypical pneumonia
- -Small, pleomorphic Gram-negative bacterium
- -Lacks a cell wall
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Neisseria meningitidis
- -Common cause of bacterial 'meningitis'
- -Also causes respiratory infections
- -KNown as meningococcus
- -Always a pathogen
- -Aerobic Gram-negative diplococcus
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Neisseria gonorrhea
- -Causes gonorrhea
- - Always a pathogen
- - Fastidious Gram-negative diplococcus
- - Many strains are penicillin-resistant
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Nocardia
- -Etiologic agents of nocardiosis (a respiratory disease) and mycetoma ( a tumor-like disease, mostly involving the feet)
- -Aerobic, acid-fast Gram negative bacilli
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Peptostreptococcus
- -Opportunistic pathogens that cause a variety of infections including abscesses, oral infections, and appendictis
- -Anaerobic Gram positive cocci
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Porphyromonas
- -Opportunistic pathogens that cause a variety of infections including abscesses, oral infections, and bite wound infections
- -Anerobic Gram negative bacilli
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Prevotella
- -Opportunistic pathogens that cause a variety of infections including abscesses
- -Anerobic Gram negative bacilli
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Proteus
- -Opportunistic pathogens
- -Common cause of cystitis
- -Member of Enterobacteriaccae family
- -Gram negative bacilli
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Pseudomonas aerugmosa
- -Causes burn, wound, ear,urinary tract andrespiratory infections
- -One major causes of nosocomial infections
- -Most strains are multidrug resistant
- -Aerobic Gram negative bacilli
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Rickettsia
- -Etologic agents of typhs and typhus-like diseases
- -All rickettsial disease are transmitted by athropods
- -Gram negative bacilli that are obligate intracellular pathogens
- -Cant grow on artifical media
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Shigella
- -Major cause of gastroenteritis and childhood mortality in the developing nation of the world
- -Member of the Enterobacteriaceae family
- -Gram negative bacilli
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Salmonella
- -Fairly common cause of food poisoning especially cases caused by contaminated poultry
- -Member of Enterobacteriaceae Family
- - Gram negative bacilli
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