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VARIANT 13.VARIANT 13. TEST 1. On what parameters do they estimate sharp toxicity of industrial poisons? А. Cumulation coefficient В. Average lethal dozes & concentrations С. Expressiveness of acute intoxication in experiment TEST 2. 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 3. The basic criteria of toxicokinetics of industrial poisons are: А. Half-removal period of poisons from organism В. Zone of chronic action С. Stability in industrial medium TEST 4. What is functional cumulation? А. Accumulation of poison in organism В. Accumulation of toxic effects of poison С. Accumulation of poison and its effects TEST 5. What is the combined action of industrial poisons? А. Simultaneous action of several industrial poisons В. Simultaneous action of chemical and physical factors С. Interaction of industrial poisons with formation of toxic metabolits TEST 6. What kinds of combined action do you know? А. Amplification, weakening, absence of effect В. Antagonism, summation, potentiation С. Direct, indirect, remote TEST 7. How is industrial medium estimated in potentiation in the combined action of industrial poisons: А. On isolated MPC В. Under the formula of summative toxicity С. Under the formula summation with accounting of certain coefficients TEST 8. What of ways of detoxication of industrial poisons in organism are more effective: А. Deposition in organs В. Change of poison chemical structure C. Removal of poison from оrganism TEST 9. What stages are distinguished in poisoning with oxides of nitrogen: А. Irritation of respiratory ways and mucous, latent phenomena, pulmonary edema В. Irritation of respiratory ways, euphoria, pulmonary edema TEST 10. What is pathogenesis of poisoning with carbon monoxide? А. Formation of methemoglobin В. Formation of carboxihemoglobin С. Blockade of enzymes of tissue respiration
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