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39 Cards in this Set
- Front
- Back
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Serious strain of E.coli( Escherichia Coli)is what strain????
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0157:h7
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Agent of Botulism???
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Clostridium botulinum A gram=positive anaerobic bacillus--spore forming
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exotoxin botulism????
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toxin so powerful that one pint could eliminate the entire world pop.produced from by clostridium botulinum-----spores are in fish birds and barnyard animal feces
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symptoms of botulism????
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Flaccid paralysis==blurred speech,slurred vision,diffaculty swallowing and breathing,
inhibits release of acetylcholine into nerve and muscle junctions. |
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treatment for botulism???
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antitoxin must be administered to neutralize toxin.resp. help also
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no of cases of botulism in US is______and percent of death is ______
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about 75 to 100
considerable |
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How can botulism be avoided
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heating foods to 90degrees centigrade for 10 minutes destroys
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does botulism give food a bad taste
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no
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the meaning of heat labile
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toxin destroyed by heat
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Symptoms of botulism
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18- 36 hours
blurred vision slurred speech respiratory failure in 1-2 days |
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Must antitoxin theropy for botulism be type-specific
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Yes and there are seven types types ab and e cause most human disease types
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what is fodder disease???
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botulism in cattle
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what is limberneck???
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botulism in in fowl
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wound botulism
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clostridium botulinum in wounds
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infant botulism is what???
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May cause SIDS
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Agent of staphylococcus food poisoning is what and give description
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staphylococcus aureus---Gram positive aerobic
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what kind of toxin does staphyococcus aureus make??
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exotoxin-- enterotoxin(intestines)
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Is staphylococcus food poisoning destroyed by heat???
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No it is heat stabile
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Characteristics of staphylococcus food poisoning and where does it come from??
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No unusual taste
grows between 8*and 45* C found in noses and boils incubation period 1-6 hours |
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Name the agent in clostridial food poisoning.
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Clostridium perfringens
G + anaerobic spore forming bacillus |
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What types of foods does clostridium perfringes prefer???
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high protein foods
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What are the symptoms of clostridial food poisoning??
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8-14 hours( Staphylococcus food poisoning is 1-6 hours)
cramping diarrhea symptoms over in 24 Hours |
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Give the agent of Salmonellosis and tell characteristics
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salmonella typhimuriam is a common serotype --Hundreds of serotypes-- all are gram -- rods(bacillus)
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Symptoms of Salmonellosis and how isolated
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Incubation is 1-3 days
vomiting diarrhea symp. last 7 days or more cramps gastroenteritis stool sample iso. |
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Where is salmonellosis found???
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chickens and eggs easter ducks and turtles
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Why are poultry suseptible to salmonellosis???
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some caged birds do not have the normal gut bacteria
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What is one of the major causes of infantile diarrhea
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Escherchia coli
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Give agent of E. coli diarrheas and characterize
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Escherchia coli ---and it is gram negative rod
Enterotoxin some are enteroinvasive |
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definition of enteroinvasive???
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penetrate intestinal epithelium
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Symptoms of e.coli(escherichia coli)
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Bloody diarreheas
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hemorrhagic colitis is what??
hemolytic uremic syndrome??? |
When e.coli confined to large intestine
when e. coli invovles kidney failure |
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Treatment for E.coli ???
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Antibiotics
fluid replacement |
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E.coli found in ground meats and vegetables??TRUE or false
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True
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What is agent for Listeriosis??
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Listeria monocytogenes--Gram positive rod small
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Where is Listeria monocytogenes found???
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Found in soil and barnyardsand transmitted by contact with soil and consuming animal foods.
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What are some diseases of Listeriosis???
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Listeric meningitis( headache ,stiff neck, delerium,coma
Blood disease increases monocytes Miscarriage |
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What is mortality rate of listeriosis???
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25%
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What is the treatment for listeriosis
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Long term tetracycline
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Where is listeriosis found in???
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Cheeses and ground meats
psychotropic (can grow in frig.) |
