Toxicologystudy of poisons.
Poisona chemical that causes harmful effects in a living organism.
Any chemical can cause harmful effects if the organism is exposed to enough of it. The most toxic of
chemicals may not cause any harm if the organism is exposed to only a small quantity.
Local Effectscertain chemicals can cause injury at the site of first contact.
Systemic Effectsmost chemicals affect one or few organs after the chemical has been absorbed and
distributed to other parts of the body.
Reversible Effectseffects of chemical disappear following cessation of exposure to it.
Irreversible Effectseffects will persist or progress after exposure is discontinued.
Immediate Effectsdevelop shortly after a single exposure.
Delayed Effectsoccur after a lapse of some time.
Morphological Effectsgenerally irreversible gross and microscopic changes in the structure of the tissues.
Functional Effectsusually represent reversible changes in the functions of target organs.
Biochemical Effectsalthough all toxic effects are associated with biochemical…
Xenobiotica chemical that is exogenous to the normal metabolism of the animal or a foreign compound.
Toxina chemical from a plant or animal.
Analytical Toxicologyconcerned with identification and quantification of toxicants.
Clinical Toxicologyfocuses on allev