A person after 6 hr. of consuming rice pudding in restaurant develops vomiting. True statements regarding food poisoning-
Ans. is 'b' i.e., Preformed toxin . Vomiting within 6 hours of ingestion of rice suggests the diagnosis of emetic type of food poisoning caused by B. cereus. . It caused by preformed heat stable enterotoxin. . In emetic form, B. cereus is not found in large numbers in fecal specimens. Therefore food sample is more useful.
Caused by staphylococcus aureus
Preformed toxin
Caused by vibrio parahaemolyticus
Heat labile toxin