Which HLA class of molecules is used in solid phase assays?

In 1886 the American Federation of Labor (AFL) was headed by whom?

A) George Meany B) Samuel Gompers C) James Hoffa D) John L. Lewis

You are dispatched to a residence for a man who cut his hand with a chainsaw. Upon arriving at the scene, your FIRST action should be to:

A) immediately gain access to the patient. B) apply gloves, a gown, and facial protection. C) determine if air medical transport is available. D) carefully assess the scene for safety hazards.