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52 Cards in this Set
- Front
- Back
Leeuwenhoek |
Invented Microscope |
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Appert |
Father of Canning |
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Pasteuer |
discovered microorganisms cause food to spoil not air |
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Koch |
'Germ Theory' Take colonies from disease animal and inject them in a healthy animal, that animal gets sick |
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Bacteria: how does it reproduce |
reproduce by binary fission |
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Yeast how does it reproduce |
Reproduce by budding |
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Mold: how does it reproduce |
reproduce w/airborne spores produces filaments |
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Viruses |
do not grow in food spoilage organism |
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FAT-TOM |
Food, Acid, Temp-Time, Oxygen, moisture bacteria likes protien, yeast needs sugar, mold; anything |
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Pathogen |
something that gets you sick |
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Acids |
pathogens wont grow under ph 4.6 (high acid) |
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Thermophile |
Likes heat |
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Thermoduric |
withstand heat treatment |
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mesophile |
likes room temp to body temp |
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psycophile |
prefers low temps |
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psychrotroph |
will grow at low temps but prefers room |
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aerobic |
grows with oxygen |
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anaerobic |
only grows without oxygen |
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facultative anaerobiic |
can grow in either anaerobic or aerobic |
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water activity |
availability of water |
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two ways we can get rid of water |
1) dry it 2) salt or sugar it (traps water in) |
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Inhibitory substances |
helps with spoilage |
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how do they respond to diverse condition |
death, dormancy, endospore (these are super hard to kill) |
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Inhibitory substances happen by |
Naturally, benzoates, fermitatin, alcholol, propionate |
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Food Born intoxication |
produces illness in food/toxin in food |
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Staphyloccus |
human source low body temp cooking doesnt destroy toxin |
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Clostridiom |
heat labile neurotoxin endospore former causes paralysis and respitory failure INFANTS SHOULDNT HAVE HONEY CAUSE HUNNY HAS THIS |
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Bacilius |
endospre former 2 toxins 1. diarrheal 2. strong emetic (vomiting) associated with rice |
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Mycotoxin (mold) |
not protiens aflatoxin: potent liver carcinogen corn and peanuts |
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Teratogen |
causes birth defects |
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Food infection |
consume food that has a pathogen in it |
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salmonella |
2000 species poulty fever |
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Listeria |
psycrotroph can cause still birth deli food |
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vibrio |
in oysters, can be deadly |
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Yersinia |
mimics appendicitis pork products psychrotroph |
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Campylobacter |
CAUSES MORE FOODBORN ILLNESS FROM BACTERIA THAN ANY OTHER >poultry > high motalitiy/high morbidity |
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Toxin Mediated fooborn infection |
also causes by micro-organsim which prodcues a toxin inside you |
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Shigella |
targets populations flu like symptoms intestinal track of humans |
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Escherichia |
intestinal track really really bad severe cramping, abdominal pain and diarrhea |
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Viral infections |
fecally transmitted |
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Hepatitis A |
Liver disease long delay ont |
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Norovirus |
most common cause of foodborne gastronintestinal illness |
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Giardia |
parasite flatulence, diarrhea, fatigue, weekness etc wont kill you |
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toxoplasma |
in cats.. flu like symptoms if gets into pregnant women, can cause mental retardation in child or spontaneous abortion |
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Goitrogens |
Swelling of thryriod |
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Cyogenic |
pants seeds explosive diarrhea loss of appetite |
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oxalates |
can kill you in rhubarb leaves |
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Metazoa |
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Trichinella |
pork and wild game nausea and vominting muscle pain |
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Anasakis |
in raw fish cook all the way through cramps nausea etc coughing or vomiting of worms |
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Ascaris |
fecially trasnimitted 18 inch worms nasty |
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