The major pathologic or structural changes of the lungs associated with ventilator failure accompanying Guillain-Barré syndrome include:

1. alveolar consolidation.
2. airway distortion and dilation.
3. mucosal edema.
4. atelectasis.
a. 1, 4
b. 2, 3
c. 1, 2, 3
d. 1, 2, 3, 4

A
Alveolar consolidation and atelectasis are structural changes in the lungs of the Guillain-Barré patient with ventilatory failure.