VARIANT 8.

VARIANT 8.

TEST 1. Threshold of chronic action of industrial poisons is:

А. Doze causing death of experimental animals В. Doze causing expressed intoxication in experimental animals С. Doze causing reliable changes of investigated parameters

TEST 2. What is physical cumulation?

А. Accumulation of poison in organism В. Accumulation of toxic effects of poison

С. Accumulation of poison and its effects

TEST 3. What professional poisonings more often develop in work with phosphor-organic pesticides:

А. Acute В. Chronic

TEST 4. What is pathogenesis of poisoning with carbon monoxide?

А. Formation of methemoglobin В. Formation of carboxihemoglobin С. Blockade of enzymes of tissue respiration

TEST 5. What is mechanism of poisonings with heavy metals:

А. Formation of methemoglobin B. Blockade of sulfur-containing enzymes С. Blockade of cholinesterase

TEST 6. What changes are observed in blood in leaden intoxication:

А. Аnemia, leukopenia, methemoglobinemia В. Retuculocytosis, basophyllic granularity of RBC

С. Erythrocytosis, leukocytosis, thrombocytopenia

TEST 7. What organs and systems are affected into professional poisoning with aromatic hydrocarbons:

А. CNS, liver, hemopoetic organs В. CNS, circulation system, digestive tract

С. CNS, respiratory system, skin

TEST 8. What measures belong to the current sanitary supervision over professional poisonings:

А. Standardization of industrial poisons in industrial medium В. Control of the contents of industrial poisons in industrial medium С. Reduction of operating time with industrial poisons

TEST 9. What from the listed groups of pesticides is most persistent in biosphere?

А. Phosphorus-organic В. Derivatives of carbamin acid С. Chlorine-organic D. Mercuryorganic

TEST 10. Specify pathogenesis of poisoning with chlorine-organic pesticides:

А. Blockade of cholinesterase В. Blockade of cytochromoxidase С. Blockade of sulfur-containing enzymes

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