Pesticides and herbicides are toxic, thats how they kill both plants and some animals. That toxicity is divided intp 4 groups, depending on the amount of toxins in the substance and the length of exposure you have for that toxic matter. Most toxic effects are not deathly, though may cause a long time to cure back to original health. In this case, pesticides mostly effect one organ system, and in other cases can effect the entire system. Here is a table showing the main side affects to toxic substances.
CATEGORY SYSTEM AFFECTED COMMON SYMPTOMS
Respiratory Nose, trachea, lungs Irritation, coughing, choking, tight chest
Gastrointestinal Stomach, intestines Nausea, vomiting, diarrhoea
Renal Kidney Backpain, urinating more or less than usual
Neurological Brain, spinal cord Headache, dizziness, behaviour confusion, depression, coma convulsions
Haematological Blood Anaemia (tiredness, weakness)
Dermatological Skin, eyes Raches, itching, redness, swelling
Reproductive Ovaries, testes, feotus Infertility, miscarriage
http://www.prn2.usm.my/mainsite/bulletin/sun/1997/sun6.html
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