A Patient Presents to the Emergency Department After Falling from a Ladder

A patient presents to the emergency department after falling from a ladder at home.He has multiple contusions and abrasion on his right side and is holding his right arm tightly across his chest.On inspection,the nurse notes that the patient's trachea is slight displaced toward the left.Which nursing intervention is priority?

A) Have the patient release his arm and sit up straight for reassessment.
B) Notify the emergency room physician immediately.
C) Auscultate the patient's lung fields.
D) Position the patient flat in bed without a pillow.