The presence of free fluid is assessed in the emergency department or aboard a medevac helicopter by performing a(n) ____ exam.

Which mineral is stored in the bones and constantly being removed to maintain necessary blood levels?

a. calcium b. iron c. magnesium d. zinc

The usual dose of Levaquin is:

A) 15-30 mg daily B) 750-1,000 mg daily C) 0.75 mg daily D) 500 mg daily