Which of the following are procedures designed to reduce patient or staff injury in the medical office?

Common work related injuries, including osteoarthritis, bursitis and tendonitis, share the following feature:

a. all are age related b. all result from excessive inflammation c. all involve the same structures d. all readily heal

The technique that should be performed to differentiate starch particles from pathogenic crystals in fluids is:

a. Examination with polarized light b. Examination with fluorescent light c. Examination with Wright stain d. Calculation of RBC to WBC ratio