A 38-Year-Old Woman Was Taken from the Scene of an Automobile

A 38-year-old woman was taken from the scene of an automobile accident to the local hospital. She had been driving her car without a seat belt on and had hit a utility pole head on. On examination she was conscious and alert but had sustained severe facial and chest injuries. A careful examination of the chest cage revealed the presence of a sternal fracture (middle of the body) and fractures of the third and fourth left ribs near their costochondral junctions. After an extensive workup it was decided that the patient had a ruptured pericardium.
-The following observations are in agreement with the diagnosis except which?

A) Blunt trauma had been applied to the anterior chest wall.
B) The fractures of the third and fourth left ribs were situated over the anterior surface of the heart.
C) The left dome of the diaphragm was paralyzed.
D) The patient had tachycardia.
E) The right lateral margin of the pericardium was the site of the rupture.
F) There were diminished breath sounds over the lower lobe of the left lung.