Question 1:

(a) (i) Describe the difference between the following two terms: "impairment" and "disability".

(ii) Describe the different types of handicap that an injured worker may experience.

(b) Describe the three levels of prevention of occupational accidents and diseases

Question 2:

(a) Explain in detail how the degree of disability is assessed after an occupational accident with single or multiple bodily injuries.

(b) State in what conditions the Balthazard formula is used. Using the formula, calculate the total disability for a worker who has three injuries with degrees of incapacity of 50%, 20% and 10% respectively.

(c) Give the Gabrielli Formula, explain the different terms of the formula and state when and why it is used.