DUST PATHOLOGY. VARIANT 1. VARIANT 2.

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DUST PATHOLOGY

VARIANT 1

Test 1. Name maximum permissible concentration of a nontoxic dust in air of a working zone?

A. 10 mg/m³

B. 1 mg/m³

C. 5 mg/m³

D. 15 mg/m³

E. 20 mg/m³

Test 2. What classes of a dust according to a chemical composition do you know?

A. Inorganic

B. Organic

C. Mixed

D. Transport

E. Agricultural

Test 3. The X-Ray examination of a miner has revealed several nodules 1 mm in diameter along bronchi on the background of interstitial fibrosis of lungs. Name the probable diagnosis.

A. Anthracosis of 1 stage

B. Anthracosis of 2 stage

C. Hemosiderosis of 1 stage

D. Silicatosis of 1 stage

E. Silicosis of 1 stage

Test 4. What size of particles has visible dust?

A. Less than 0,025 microns

B. 0,25 - 10 microns

C. Less than 0,25 microns

D. More than 10 microns

E. More than 20 microns

Test 5. Air of a working zone contains dust consisting of silicon dioxide. What kind of pneumoconiosis is possible in workers?

A. Silicosis

B. Anthracosis

C. Hemosiderosis

D. Byssinosis

E. Silicatosis

VARIANT 2.

Test 1. The X-Ray examination of a worker of asbestocement’s factory has revealed several nodules 1 mm in diameter along bronchi on the background of interstitial fibrosis of lungs. Name the probable diagnosis.

A. Anthracosis of 1 stage

B. Anthracosis of 2 stage

C. Hemosiderosis of 1 stage

D. Silicatosis of 1 stage

E. Silicosis of 1 stage

Test 2. What classes of a dust according to origin do you know?

A. Inorganic

B. Organic

C. Mixed

D. An aerosol of disintegration

E. An aerosol of condensation

Test 3. Air of a working zone contains 20 mg/ m³ of a coal dust (a dust is not toxic). Is development of a dust disease possible in the worker?

A. No

B. Silicosis is possible

C. Aluminosis is possible

D. Anthracosis is possible

E. Silicatosis is possible

Test 4. The microscopic dust has the size of particles:

A. More than 1 micron