Extension is a result of straightening a joint so the angle between the involved bones increases

Which of the following are the NLRB's established categories of bargaining issues?

A) Illegal, mandatory, voluntary B) Illegal, mandatory, working conditions C) Mandatory, working conditions, compensation D) Illegal, compensatory, voluntary

All of the following are true about the activated clotting time (ACT) except:

a. It is useful for monitoring warfarin therapy. b. It can be performed in the clinic or at the patient's bedside. c. It uses diatomaceous earth as the clot activator. d. The clinical laboratory scientist inverts the tube until a clot forms.