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Identify three nitrogen-fixing bacteria
- Rhizobium
- Bradyrhizobium
- Azotobacter
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Organism that produces plant disease called crown gall
Agrobacter tumfaciens
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Organism that causes whooping cough (pertussis)
Bordetella pertussis
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Organism that causes conjuncitvitis (pinkeye).
Moraxella lucunata
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Organism that causes Gonorrhea.
Neisseria gonorrhaeae
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A gram negative aerobic rod that secretes a soluble blue-green pigment (pyocanin), and clinically often causes burns and urinary tract infections.
Psuedomonas aeroginosa
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Disease caused by Helicobacter pylori.
human peptic ulcers
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A spiral-shaped organisms that produce foodborne intestinal disease in humans
Camphylobacter jejuni
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A spiral-shaped organism that causes Lyme disease.
Borrelia burgodorferi
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What is meant by the term "enteric opportunist".
intestinal infection in the allready ill or compromised
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How are gram negative enteric opportunists distinguished from one another?
cultural morphology and metabolic products
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Identify 3 biological toxins produced by Staphylococcus aureus.
enterotoxin, leukocyte, tissue necrosis toxin
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Gram possitive cocci, which usually grows in chains.
Streptococci
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Organism that causes 70% of all human pneumococcal pneumonia
Type III
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Identify 3 types of hemolytic reactions that occur on blood agar plates.
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Identify 2 genuses of Gram positive spore-forming rods.
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Identify the organism that produces
Tetanus
Botulism
Grangrene and food poisoning
- Clostridium tetani
- Clostridium botulism
- Clostridium perfringens
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Establish the identity of Gram positive rod shaped bacteria used to produce yogurt, sauerkraut and buttermilk.
Lactobacilli
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What kind of symptoms results from infections with Listeria monocytogenes?
- General flu-like symptoms for adults
- Minenigitis in newborns
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Identify the non-spore forming gram positive rods that produces disease diptheriae.
Corynebacterium diptheria
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Identify the Gram positive, acid fast bacteria that cause:
Leprosy
Tuberculosis
- Mycobacterium leprae
- Mycobacterium tuberculosis
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Identify the bacteria that are anaerobic and photosynthetic that oxidize H2S instead of H2O.
purple and green sulfer bacteria
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Identify a group of bacteria which are photosynthetic, able to fix nitrogen and found in lakes and streams.
Cynobacteria
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Organism which causes typhoid fever.
Salmonella
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Identify the species of bacteria that causes shigellosis (bacillary dysntery)
Shigella
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Identify the organism that cuases cholera.
vibrio cholera
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Name a red-pigmented organism that is often implicated in nosocomial urinary and respiratory tract infections.
Serratia marcesans
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Identify the organism which recquires blood factors (X and V factor) for growth in culture. It causes meningitis in children.
Hemophilus influenza
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What are the two groups of bacteria which are obligate intracellular parasites
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What is the bacteria that causes Rocky Mountain Spotted Fever?
Rickettsaie rickettsii
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How are rickettsail diseases usually transmited?
arthropod bite
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What are the primary ways that Chlamydia are transmitted?
person-to-person contact
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Briefly list the six steps of the Chlamydia life cycle.
- 1. Elementary forms attaches to host cells.
- 2. Host cell phagocytizes
- 3. Reticulate body formed
- 4. multiple reticulate bodies fromed
- 5. Reticular bodies converted to elementary bodies
- 6. Elementary bodies are released
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Identify the organism that causes venereal disease lymphogranuloma vernereum.
Chlamydia trachomatic
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Identify the bacterial group that have no cell wall. (not L-forms!).
Mycoplasma
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What is the name of the disease is caused by Mycoplasma pneumonia?
primary atypical pneumonia
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Gram positive organisms which occur in grape-like clusters, have golden-tan colonies, and can tolerate high osmotic pressure.
Staphylococci aureus.
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What organism causes symphillis?
Treponema palladum
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What disease is caused by Leptospira interrogans?
Leptospirosis
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What enteric Gram negative bacteria exhibits swarming growth that produces concentric rings on an agar plate?
Proteus spps.
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Which species of bacteria causes strep throat and rheumatic fever?
Streptococcus pyogenes
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Steptococcus mutans is known for causing what problem?
tooth decay
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What bacteria reproduce by budding?
Caulobacter
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Name three gliding bacteria.
- Cyptophaga
- Beggitoa
- Myxobacteria
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Give the names of 2 Archeobacteria and the extreme enivronmental conditions that they inhabit.
- Thermus acquaticus- opitmal growth >80 C
- Halobacterium- high salt concentration
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