Stroke patients who may be candidates for fibrinolytic therapy MUST receive definitive treatment within ________ hours of onset of symptoms

While performing a Gram's stain, the safranin solution is applied to the slide for approximately ____

A) 3 to 5 seconds until the solution runs off clear B) 20 to 30 seconds C) 30 to 40 seconds D) 30 to 60 seconds

A(n) ____ is a QRS complex where the R wave is equal in height to the depth of the S wave.

A. hexaxial lead B. torsades lead C. equiphasic lead D. bilateral lead