<prompt> Incubation period of staphylococcus aurues food poisoning: March 20131-6 hours7-12 hours13-18 hours19-24 hours  <response>: Ans. A i.e. 1-6 hours Classification of Food Poisoning: Based on symptoms and duration of onset Nausea and vomiting within six hours Staphylococcus aureus, Bacillus cereus - Abdominal cramps and diarrhoea within 8-16 hours Clostridium perfringens, Bacillus cereus - Fever, abdominal cramps and diarrhoea within 16-48 hours Salmonella, Shigella, Vibrio parahemolyticus, Enteroinvasive E.coli, Campylobacter jejuni - Abdominal cramps and watery diarrhoea within 16-72 hours Enterotoxigenic E.coli, Vibrio cholera 01, 0139, Vibrio parahemolyticus, NAG vibrios, Norwalk virus - Fever and abdominal cramps within 16-48 hours Yersinia enterocolitica - Bloody diarrhoea without fever within 72-120 hours Enterohemorrhagic E.coli 0157:H7 - Nausea, vomiting, diarrhoea and paralysis within 18-36 hours Clostridium botulinum Based on pathogenesis - good intoxications resulting from the ingestion of preformed bacterial toxins. Staphylococcus aureus, Bacillus cereus, Clostridium botulinum, Clostridium perfringens Food intoxications caused by noninvasive bacteria that secrete toxins while adhering to the intestinal wall Enterotoxigenic E.coli, Vibrio cholerae, Campylobacter jejuni - Food intoxications that follow an intracellular invasion of the intestinal epithelial cells. Shigella, Salmonella - Diseases caused by bacteria that enter the blood stream the intestinal tract. Salmonella typhi, Listeria monocytogenes 