| Inspection | Chest configuration, tracheal position, chest symmetry, skin condition, nostril flaring, accessory muscle use, respiratory rate and pattern, cyanosis, clubbing of fingers |
| Palpation | Crepitus, pain, tactile fremitus, scars, lumps, lesions, ulcerations, chest wall symmetry and expansion |
| Percussion | Resonance (normal), hyperresonance, dullness, tympany |
| Auscultation | Four types of breath sounds over normal lungs: tracheal, bronchial, bronchovesicular, and vesicular |