<prompt> Which of the following organisms causes fastest food poisoning:Staph. AureusClostridium PerfringinsBacillus CereusVibrio cholerae  <response>: Ans. a Staph. AureusRef.: Harriosti 18th ed. 128y Microbiology by Ananthanarayan and Paniker 8th ed. 198Bacterial Food PoisoningIncubation period, organismSymptomsCommon sources1-6 H Staphylococcus aureusNausea, vomiting, diarrheaHam, poultry, potato or egg salad, mayonnaise, cream pastriesBacillus cereusNausea, vomiting, diarrheaFried rice8-16 H Clostridium perfringensAbdominal cramps, diarrhea vomiting rareBeef, poultry, legumes, graviesB. cereusAbdominal cramps, diarrhea Vomiting rareMeats, vegetables, dried beans, cereals16 H Vibrio choleraeWatery diarrheaShellfishEnterotoxigenic Escherichia coliWatery diarrheaSalads, cheese, meats, waterEnterohemor- rhagic E. coliBloody diarrheaGround beef, roast beef, salami, raw milk, raw vegetables, apple juiceSalmonella spp.Inflammatory diarrheaBeef, poultry, eggs, dairy productsCampylobacter jejuniInflammatory diarrheaPoultry, raw milkShigella spp.DysenteryPotato or egg salad, lettuce, raw vegetablesVibrio parahaemolyticusDysenteryMollusks, crustaceans 