How many electrodes are used in a 12 lead ECG?

Patients who are found in ________ after massive blunt trauma are dead, and their resuscitation may be terminated in the field

A) asystole B) V-tach C) PEA D) V-fib

A young man has fallen from the roof of a three-story building onto a grassy surface. You should:

A) ask him to stand to assess for spinal injury. B) call for law enforcement since he is likely intoxicated. C) suspect spinal injury because of the mechanism. D) not consider spinal injury since he fell onto a grassy surface.