When the Patient Arrives in the ED,the Trauma Team Initiates

When the patient arrives in the ED,the trauma team initiates a primary assessment.This is a logical,orderly process of patient assessment for potential life threats.These assessment activities are based on established protocols for advanced trauma life support (ATLS) .The mnemonic "ABCDE" is used,representing assessment of the following:Airway,Breathing,Circulation,Disability,and Exposure.The D and E represent what degree of investigation?

A) D = musculoskeletal impairments;E = environmental issues
B) D = a brief reflex examination;E = extraneous sensory impairments
C) D = history of prior impairments;E = events that contributed to the injury
D) D = a brief neurologic examination;E = exposure to reveal all life-threatening injuries