To Determine the Symmetry of a Patient's Chest Wall,the Nurse

To determine the symmetry of a patient's chest wall,the nurse would do which of the following? Select all that apply.

A) Stand behind the patient.
B) Inspect the right and the left anterior thoraxes.
C) Note the shoulder height, observing any differences between the two sides of the chest wall, such as the presence of masses.
D) Move in front of the patient.
E) Inspect the right and the left posterior thoraxes, comparing right and left sides.
F) Note the position of the scapula.