VARIANT 13. VARIANT 14

VARIANT 13

Test 1. Air of a working zone contains 10 mg/m³ of dust (contains 50% of silicon dioxide). Is occurrence of the dust disease in workers possible?

A. No

B. Silicosis is possible

C. Aluminosis is possible

D. Anthracosis is possible

E. Silicatosis is possible

Test 2. What classification of dust according to the influence on human organisms do you know?

A. Visible

B. Microscopic

C. Toxic

D. Fibrogenic

E. Allergic

Test 3. What X-ray signs are characteristic for the 3rd stage of dust disease?

A. Interstitial & nodular fibrosis of pulmonary tissue, numerous nodules 2-4 mm in diameter on the background of partial atelectasis (Symptom of snow storm), the expressed deformation of lung pattern

B. Massive pneumosclerosis, confluent nodes of connective tissue, shown deformation of bronchi, disorder of bronchial permeability

C. Several nodules 1 mm in diameter along bronchi on the background of interstitial pneumosclerosis, moderate bilateral intensification of lung pattern

D. Lung pattern isn’t changed, corresponds to the age norm

E. A spherical formation 4 cm in diameter is in the lower part of the lung

Test 4. What dust concerns to fibrogenic (capable to cause dust disease)?

A. Microbial

B. Woolen

C. Acidic

D. Containing silicon dioxide

E. Alkaline

Test 5. What kind of dust causes asbestosis in people?

A. Silicon dioxide

B. Salts of silicon acid

C. Aluminum dust

D. Coal dust

E. Wood dust

VARIANT 14

Test 1. What classes of a dust on influence on an organism of the person do you know?

A. Irritating

B. Infectious

C. Toxic

D. Fibrogenic

E. Allergic

Test 2. What X-ray signs are characteristic for 2 stage of dust disease?

A. Interstitial & nodular fibrosis of pulmonary tissue, numerous nodules 2-4 mm in diameter on the background of partial atelectasis (symptom of «snow storm»), the expressed deformation of lung pattern

A. Massive pneumosclerosis, confluent nodes of connective tissue, shown deformation of bronchi, disorder of bronchial permeability

B. Several nodules 1 mm in diameter along bronchi on the background of interstitial pneumosclerosis, moderate bilateral intensification of lung pattern

C. Lung pattern isn’t changed, corresponds to the age norm

D. A spherical formation 4 cm in diameter is in lower part of the lung

Test 3. What kind of a dust causes silicatosis in the person?

A. Silicon dioxide

B. Salts of silicon acid

C. A dust of aluminium

D. A coal dust

E. A wood dust

Test 4. What dust concerns to fibrogenic (capable to cause dust diseases)?

A. Microbial

B. Woolen

C. Acid

D. Asbestine