The organ that is most responsible for producing erythropoietin is the:

________ Although sprains can occur in both the upper and lower parts of the body, the most common site is the wrist

Indicate whether the statement is true or false

______________ lubrication is recommended so as to avoid contamination of the distribution system

a. Petroleum b. Synthetic c. Food-grade, nonpetroleum d. Non-food grade, nonpetroleum