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110 Cards in this Set
- Front
- Back
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falcultative anaerobic
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can live w/ or w/o oxygen
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obligate anaerobic
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can NOT live w/ oxygen
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obligate aerobic
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can only live w/ oxygen
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simple nutrition
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can use many things for food
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food poisoning
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toxins in the food from bacterial metabolism
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gastoenteritis
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caused by the bacteria
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motile-organism
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able to move itself
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mobile-organism
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can be moved
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non-pathogenic
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may cause disease in people even w/ healthy immune system
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How is the location of a microbe important?
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On the skin it may be harmless but if it enters the body it may become deadly depending on what it is.
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Are helminths motile?
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yes
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Describe the cellular structure of helminths?
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multicellular, have organ systems
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Are Helminths parasites?
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yes
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What are the two groups of helminths?
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flat worms and round worms
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What are some characteristics of Flat worms?
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incomplete digestive system, remain in host
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Describe some characteristics of round worms?
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round worms have a complete digestive system, move from host to host
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Mechanical vector
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pathogen carried by vector
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Biological vector
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pathogen lives in vector
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Example of Mechanical vector
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flies feet (Dung --> sandwhich)
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Example of Biological vector
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ticks, lice, mosquito (sucks blood from one animal ---> bites the next animal)
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What type of cell structure is a bacteria?
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prokaryotic
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Describe Facultative Anaerobic Bacteria (characteristically)?
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Gram Negative, rods, simple nutrition
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What disease might Escherichia cause?
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E. Coli
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Where do Eshchrichia stay?
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instestine
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Are Eschrichia motile?
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yes
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Are Escherichia pathogenic?
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rarely
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What is the name of the pathogenic strand of Eschrichia?
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0157:H7 (Jack in the box--bad hamburger)
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Is Eschrichia lactose positive or negative?
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positive
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What does Shigella look and act like?
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E.Coli
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Is Shigella gram-negative or positive?
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Gram-negative
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Is Eschrichia gram-negative or positive?
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gram negative
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What shape is Eschrichia?
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rods
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What shape is Shigella?
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rods
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Are Shigella motile?
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NO
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Are Shigella lactose-positive or non-lactose?
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non-lactose
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Are Shigella pathogenic?
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sometimes (gastroenteritis)
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Where is Salmonella found?
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dairy, poultry
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Is salmonella gram-negative or positive?
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gram-negative
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What shape is salmonella?
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rod
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Is salmonella aerobic or anaerobic?
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falculatative anaerobic
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Is shigella aerobic or anaerobic?
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falculatative anaerobic
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Is eschrichia aerobic or anaerobic?
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falculatative anaerobic
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Are salmonella motile?
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yes
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Is salmonella lactose positive or non-lactose?
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non-lactose
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Is salmonella pathogenic or not?
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yes
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Is Proteus aerobic or anaerobic?
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falcultative anaerobic
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What shape is proteus?
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rod
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Is Proteus gram-negative or positive?
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negative
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Are proteus pathogenic?
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no
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Are proteus urease positive or negative?
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positive
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Is Klebsiella aerobic or anaerobic?
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falculatative anaerobic
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Is Klebsiella gram-negative or positive?
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negative
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What do Klebsiella do?
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fix nitrogen
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Are serratia pathogenic?
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no
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Who is linked to Serratia?
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Mervin Henry Gordon (red rod speech)
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Is Serratia aerobic or anaerobic?
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facultative anaerobic
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Is Serratia gram positive or negative?
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negative
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Is Yersenia aerobic or anaerobic?
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facultative anaerobic
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Is Yersenia pathogenic?
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yes
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Is Yersenia gram negative or positive?
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negative
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What shape is Serratia?
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rod
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What shape is Yersenia?
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short rod
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What disease might Yersenia cause?
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Y. pestis (Bubonic plague)
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What are the two types of staphylococcus?
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S. aureus and epidermitis
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Are Staphylococcus gram positive or negative?
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positive
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Are Staphylococcus motile?
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no
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Are Staphylococcus aerobic or anaerobic?
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aerobic
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Describe S. aureus in nature?
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grows on skin/mouth, survives dehydration, lives on table top 3-4 days not much problem on skin but can get into cuts/abrasions & be pathogenic
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What does S.aureus cause?
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MRSA (methlocilan resisten S.aureus) antibiotic resistant
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Are Streptococcus gram-negative or positive?
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positive
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What might streptococcus cause?
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neurosis
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Are Streptococcus pathogenic?
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many times
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What color are micrococcus?
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bright yellow or pink
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Are micrococcus pathogenic?
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no
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How small are micrococcus?
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as small as .5mircometers
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Are pseudomonas gram negative or positive?
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negative
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Are pseudomonas aerobic or anaerobic?
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aerobic
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What shape are pseudomonas?
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rod
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What disease is linked with pseudomonas?
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P. aeruginosa
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Are pseudomonas pathogenic?
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sometimes (UTI)
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What are some characteristics of pseudomonas?
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if it gets in the wound it gets stinky and is blue and green
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Is Legionella gram negative or positive?
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negative
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Is Legionella aerobic or anaerobic?
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aerobic
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What shape is legionella?
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rod
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When was legionella found?
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1976
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Where are legionella found?
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air conditioning
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What diseases might legionella casue?
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Legionaires, L. pneumophila
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Are Neiseria gram negative or positive?
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negative
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Are Neiseria aerobic or anaerobic?
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aerobic
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What cell structure do neiseria have?
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diplococcus
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Are Neiserria pathogenic?
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yes
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What diseases might Neisseria cause?
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N. gonnorrhea, N. meningitis
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Is Brucella gram negative or positive?
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negative
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Is Brucella aerobic or anaerobic?
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aerobic
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What shape is brucella?
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cocci
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What shape is neisseria?
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cocci
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What shape is legionella?
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cocci
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What shape is pseudomonas?
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cocci
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What does brucella do?
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abortion of calves
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Is Brucella motile?
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no
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What are the two types of endospore forming organisms?
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Bacillus, Clostridium
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Are endospore forming organisms motile?
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yes
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Are Bacillus aerobic or anaerobic?
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aerobic and facultative anaerobic
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How many species of Bacillus are there?
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150
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How many species of Bacillus are pathogenic?
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1 ( B. anthracis/these spores can survive for years)
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Are Clostridium aerobic or anaerobic?
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anaerobic
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What are the diseases caused by Clostridium?
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C. Tetani, C. Botulinum, C. Pertringens, C. difficile
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What is the common name for C. Tetani?
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Tetanus (stab wound/muscles contract)
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What is the common name for C. Botulinum?
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Botulism (canned foods/muscles relax)
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What is the common name for C. pertringens?
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Gangrene (deep injury that causes tissue death)
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