The threshold limit value of mercury exposures is_______________?

Related Mcqs:

1. The renal threshold for glucose is_______________?

   A. 180 mg / dl
   B. 100 mg/dl
   C. 120 mg/dl
   D. 80 mg/dl

2. In renal glycosuria, the renal threshold for glucose is_______________?

   A. Low
   B. High
   C. Same
   D. Greatly increased

3. A restorative material which has a high proportional limit, compared with one with a lower proportional limit would have________________?

   A. Greater ductility
   B. Greater toughness
   C. A higher modulus of elasticity
   D. A higher modulus of elasticity
   E. More resistance to permanent deformation

4. Amalgam restorations give the best clinical service when the residual mercury content is_______________?

   A. 38-42%
   B. 48-52%
   C. 58-62%
   D. 68-72%

5. Increase in threshold level on applying subthreshold, slowly rising stimulus is known as ___________?

   A. Adaptation
   B. Accommodation
   C. Refractoriness
   D. Electrotonus

6. Renal threshold for glucose is______________?

   A. 80 mg%
   B. 100 mg%
   C. 180 mg/ dl
   D. 200 mg%

7. Increase in the residual mercury in silver amalgam filling can_____________?

   A. Cause fracture of the filling
   B. Tarnish and corrosion
   C. Increase the strength
   D. Decrease condensation pressure

8. Advantage of minimum mercury technique or Eames technique is all Except________________?

   A. High strength
   B. Sets quickly
   C. Needs no squeezing of excess mercury
   D. Greater plasticity and adapts well to cavity walls

9. Adequate mixing of mercury is indicated by_______________?

   A. Dry Mix
   B. Shiny Mix
   C. Short Mixing Time
   D. None of the above

10. What fraction of inhaled mercury vapors retained in the body ?

    A. 45-55%
    B. 55-65%
    C. 65-85%
    D. More than 85%