Questions of test control

1. What is the aerosols mainly fibrogenny actions.

1. Weight of all particles soaring in air in unit of volume of air.

2. Weight of particles of a dust which arrives in respiratory organs in a certain interval of time.

3. Factors of the environment, caused by formation and distribution of a dust in the course of manufacture.

4. The disperse system consisting of particles weighed in air, causing a pneumoconiosis.

2. In a basis what of these classification dust division on a way of formation lies:

1. Decomposition and condensation aerosols.

2. Organic and inorganic dust.

3. The mixed dust.

4. Dust, cloud

5. Smoke, fog

3. At what productions condensation aerosols can be formed:

1. Polishing of details

2. Crushing in mills

3. Crushing in desintegrators

4. Metal fusion

5. Drilling of chinks

4. At what industrial operations decomposition aerosols can be formed:

1. Breed drilling

2. Metal fusion

3. Electric welding of metals

4. Metal flood in a molding

5. production of metal from a blast furnace

5. As the dust by origin is classified:

1. metal, metalloid

2. aerosol of condensation, disintegration

3. the inorganic

4. vegetative and animal origin

6. At what method of sampling the dust content is expressed in mg/m3:

1. the ultramicroscopic

2. koniometrical

3. sedimentational

4. the weight

5. the gravitational

7. That underlies a principle of rationing of the fibrogen mixed dust:

1. existence of radioactive substances

2. solubility in biological environments

3. form of dust particles

4. percentage of dioxide of silicon

5. degree of dispersion of a dust

8. What is most – single concentration of a dust (MSC):

1. mass of particles of the dust, containing in air unit of volume.

2. mass of particles of the dust, arriving in respiratory organs for a certain period

3. defined for a period, equal to not less than 75 % of the worker of time

4. defined for a period equal of 30 minutes at the moment of the maximum dust forming

5. the concentration of a dust measured for the entire period of time

9. What is the the average replaceable concentration of a dust (ARC)

1. mass of all of particles soaring in air in air unit of volume

2. mass of a dust defined for a period, equal to not less than 75 % of a shift

3. determined by results of continuous sampling in a zone of breath of the working

4. mass of particles of the dust, containing in air unit of volume

10. What is the dust loading

1. a factor caused by education and distribution of a dust in the course of production

2. mass of all of particles soaring in air in air unit of volume

3. the mass of a dust defined for a period, equal to not less than 75 % of a shift

4. defined for a period equal of 30 minutes at the moment of the maximum dust forming

5. mass of particles of a dust which arrives in respiratory organs during works

11. What legislative (standard) document regulates the maintenance of aerosols in air of a working zone:

1. maximum permissible concentration of harmful substances in air of a working zone

2. the law «About sanitary epidemiological wellbeing of the population»

3. the law «About labor protection»

4. the law «About population health»

5. «Sanitary standards of design of production objects» SN – 1.01.001-94

12. Speed of subsidence of an aerosol depends from:

1. dispersion

2. consistence

3. toxicity

4. relative density

5. chemical compound

13. Maximum concentration limit for a dust containing free dioxide of silicon more of 70 %

1. 1 mg/m3

2. 2 mg/m3

3. 3 mg/m3

4. 4 mg/m3

5. 10 mg/m3

14. Maximum concentration limit for a dust containing summary dioxide of silicon from 10 to 70 % makes:

1. 1 mg/m3

2. 2 mg/m3

3. 3 mg/m3

4. 4 mg/m3

5. 10 mg/m3

15. Maximum concentration limit for a dust containing free dioxide of silicon from 2 % to 10 %, makes:

1. 1 mg/m3

2. 2 mg/m3

3. 3 mg/m3

4. 4 mg/m3

5. 10 mg/m3

16. What of kinds of a pneumoconiosis is most aggressive

1. siderosis

2. amilosis

3. silicosis

4. asbestosis

5. aluminosis

17. What actions are the most effective at struggle with dust forming

1. the organizational

2. the technical

3. sanitary – technical

4. medical-preventive

5. application of means of individual defense

18. Most an effective remedy of struggle with dust forming in mines:

1. respirators

2. aeration

3. humidifying

4. aspiration

5. shelter

19. That is called as dispersion of a dust:

1. percentage of number of motes of the various size

2. percentage of weight of motes of the various size

3. percent of number of motes in the size more than 10 microns

4. speed of subsidence of motes of the various size

5. chemical compound of motes

20. By what dust it is caused siderosis:

1. silicon dioxide

2. ferrum oxides

3. coal dust

4. vegetative dust

5. talc

21. What dust causes a byssinosis:

1. silicon dioxide

2. iron oxides

3. vegetative dust

4. coal dust

5. talc

22. Clinical variants silicosis, meeting at influence of a dust of a dioxide of silicon:

1. unilateral lung defeats

2. intersticial fibrosis a pulmonary fabric

3. the isolated defeat of one share of a lung

4. fibrosis alveolitis

5. nodular fibrosis a pulmonary fabric

23. Influence of the dust factor on workers on time is characterized as long, during:

1. more than 30 % of change

2. in currents of all change

3. during 10 % of change

4. within days

5. during 75 % of change

24. What substances which are a part welding aerosol, render most an adverse effect on an organism:

1. ferrum oxides

2. manganese oxides

3. fluoric connections

4. nitrogen oxides

5. benzapiren

25. Occupational diseases of miners of collieries concern:

1. catarrh the top respiratory ways

2. pneumonia

3. antracosis

4. cataract

5. all answers are true

1. A theme №5. Physiological bases of the organization of workplaces. A hygienic-physiological assessment of conditions of occupation: assessment of weight and intensity of work and identification of communications between various working conditions and changes from bodies and systems working.

2. Training purpose: Formation of knowledge and abilities about research of physiological shifts in an organism of the working person to estimate the received results and on the basis of the last to develop actions for the scientific organization of the labor process, providing high performance, preservation of health and increase in life expectancy. To study methodical approaches and practice of application «hygienic criteria of an assessment and classification of working conditions …»