Which of the following techniques may be used to diagnose injury associated with artificial air-ways?
1. Laryngoscopy or bronchoscopy
2. Physical examination
3. Air tomography
4. Pulmonary function studies
a. 1 and 2 only
b. 1 and 3 only
c. 2, 3, and 4 only
d. 1, 2, 3, and 4
ANS: D
Techniques commonly used to diagnose airway damage include physical examination, air tomog-raphy, fluoroscopy, laryngoscopy, bronchoscopy, magnetic resonance imaging, and pulmonary function studies.
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