Class IA anti-arrhythmic agents are effective in treating

To determine fire cause a firefighter should look for:

A. evidence and debris. B. an ignition source and sequence. C. the most charring and spoliation. D. witnesses and suspicious individuals.

AP right shoulder projection obtained with the patient's body rotated away from the affected shoulder demonstrates

1. the scapula with decreased thoracic superimposition. 2. the medial end of the right clavicle superimposed over the vertebral column. 3. a transversely foreshortened scapular body. 4. the glenoid fossa in profile. a. 1 and 4 only b. 1, 2, and 3 only c. 3 and 4 only d. 1, 2, 3, and 4