Question:

a) (i) What are the main physical properties of mercury?

(ii) Explain how can man be exposed to mercury?

(iii) State four health effects of exposure to mercury.

(iv) Suggest three engineering and two administrative controls to mercury exposure at workplaces.

b) Veterinary staff who handle animal species are usually susceptible to tuberculosis. It is also a notifiable disease in Mauirtius.

(i) What is the causative agent of tuberculosis?

(ii) List 3 common signs and symptoms of TB

(iii) State 3 steps of clinical assessment and diagnosis of TB

(iv) What is meant by the term 'notifiabable disease'?