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18 Cards in this Set
- Front
- Back
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FBI's caused by chemicals
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Naturally occuring and man-made chemicals
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naturally occuring chemicals that cause FBI's
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food allergens, shellfish toxins
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man-made chemicals
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cleaning solutions, food additives, pesticides, heavy metals
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Food Allergens
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1-2 % adults, 5-8% children
-allergic reaction usually involves mouth, skin, GI tract, airways -symptoms: skin, hives, rashes, itching |
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Symptoms of allergic reaction in mouth, GI tract, airway
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Mouth
-swelling -itching of lips and tongue GI Tract -vomiting -diarrhea Airway -difficulty breathing -wheezing |
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90 % of all allergies are caused by 8 foods
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1. milk
2. egg 3. wheat proteins 4. peanuts 5. soy 6. tree nuts 7. fish 8. shellfish |
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Shellfish toxins (cause FBI, naturally occurring)
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-toxins are produced by algae, filter-feeding shellfish consume algae
Source: contaminated mussels, clams, oysters, scallops Symptoms: numbness of lips, tongue, arms, legs, neck, lack of muscle coordination Onset: 10-60 min. |
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Red Tide
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-rapid increase in population of algae
- deplete oxygen in the waters and/or release toxins that may cause illness in humans and other animals |
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Natural Toxicants of FBI's
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1. aflatoxin
2. antitrypsin 3. goitrogen 4. solanine 5. oxalic acid 6. benzopyrene |
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aflatoxin
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moldy peanuts
-liver damage |
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antitrypsin
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raw legumes
-blocks protein digestion |
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goitrogen
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cabbage
-blocks thyroxin synthesis, suppresses function of thyroid gland by interfering with iodine uptake- can result in enlargement of thyroid |
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solanine
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sun-burned potatoes
-vomiting and diarrhea |
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Oxalic acid
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rhubarb, spinach, chard, beets
-restricts calcium absossrption -gritty mouth feel when drinking milk |
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Benzopyrene
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hydrocarbon, charcoal-broiled meats, fish
-carcinogen, incomplete combustion |
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Mycotoxins from Molds
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belong to group Deuteromycetes (imperfect fungi) produced under cold and damp conditions
-found in rye, wheat, barley, oats, usually removed by milling |
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Gangrenous ergotism
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burning sensation of feet and hands, develops into loss of circulation, limb amputation
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Convulsive ergotism
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toxin similar to LSD, hallucinations, convulsive seizures
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