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VARIANT 1.

VARIANT 1.

TEST 1. What are the main groups of professional harmful factors?

А. Physical, chemical, biological, infectious В. Psychophysiologic, physical, chemical, biological

TEST 2. What is the reason of professional poisonings?

А. Non-following rules of personal hygiene, regimen of work and rest В. Increase of the contents of industrial poisons in industrial medium С. Getting of industrial poisons into workers’оrganism

TEST 3. What  ways of influence of industrial poisons is the most frequent at factory?

А. Alimentary В. Inhalation С. Epicutaneous D. Peroral

TEST 4. What changes into blood can be during the  phosphorus-organic pesticides poisoning?

А. Меthemoglobinemia В. Decrease of cytochromoxidase activity С. Decrease of cholinesterase activity

TEST 5. What changes are observed into blood at lead  intoxication:

А. Аnemia, leukopenia, methemoglobinemia В. Retuculocytosis, basophyllic granularity of  erythrocites С.Erythrocytosis, leukocytosis, thrombocytopenia

TEST 6. What stages are distinguished in poisoning with oxides of nitrogen:

А. Irritation of respiratory ways and mucous, latent period, pulmonary edema

В. Irritation of respiratory ways, euphoria, pulmonary edema

TEST 7. What is pathogenesis of poisoning with carbon monoxide?

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

TEST 8. What is mechanism of poisonings with heavy metals:

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

TEST 9. 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 10. 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