Which of the following is NOT a commonly used Main Term in the Index to External Causes?

The policy that directs staff in what to do during an office closure due to an emergency is likely called

A. Emergency Procedures. B. Disaster Procedures. C. Emergency Closure Policy. D. Hazard Communication Procedure.

The most critical heart block is:

a. third degree. b. Mobitz II. c. Mobitz I. d. first degree.