FOOD 3005 Study Guide - Midterm Guide: Enterocyte, Reactive Arthritis, Vacuole
19 Mar 2017
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Optimal: 6. 5 7. 5 (salt in low ph helps) 16. 2s or internal temp of 68. 3c for meat) Uncomplicated enterocolitis (8-72 hours) luids and electrolytes. Elderly and infants are prone (weak immune, low gastric acid) Meats (beef), leafy greens, untreated water, human feces (up to 3 weeks prior to infection), unpasteurized milk. Non-bloody diarrhea (3-4 days ingested) , bloody diarrhea (4-10 days), kidney failure, hemolytic uremic syndrome (hus bloody diarrhea + kidney failure) (only 2- Polar lagella (one or both ends: jejuni. Genetically identical to e. coli, close to salmonella. Outbreaks at man-made, natural disasters: dysenteriae, lexneri, boydii, sonnei. 20c to room temperature (survives for a long time in the freezer) Not tolerant to low ph (1-6 days) (100> days) in neutral foods. Grows on any culture medium, easily isolated from water/feces, easy identiication. Not easily isolated from food, low numbers in food. Dysentery; inlammation of intestines (3 days onset, between 1-7 days) Antibiotics help with hus, dehydration, intestinal perforation, death.
