Which organization's work made standardized fire protection possible in the United States?

Which of the following are parasitic microorganisms, made up of small rod-shaped coccoids that live in the gut of arthropods such as lice, fleas, ticks, and mites?

A) Parasites B) Protozoa C) Rickettsia D) Viruses

When should you perform a Homan's test on a patient?

A. If you suspect a deep vein thrombosis B. If you suspect concomitant arterial insufficiency C. If you suspect a venous insufficiency ulcer D. You should not perform this test because it is inaccurate.