*  bronchography
    *  bronchoscopy
    *  laryngoscopy
    *  mass chest x-ray
    *  mucociliary clearance
    *  Nasal provocation test
    *  respiratory function tests
    *  airway resistance
    *  blood gas analysis
    *  oximetry
    *  blood gas monitoring, transcutaneous
    *  bronchial provocation tests
    *  capnography
    *  exercise test
    *  lung compliance
    *  lung volume measurements
    *  total lung capacity
    *  closing volume
    *  functional residual capacity
    *  expiratory reserve volume
    *  residual volume
    *  vital capacity
    *  expiratory reserve volume
    *  inspiratory capacity
    *  inspiratory reserve volume
    *  tidal volume
    *  plethysmography, whole body
    *  pulmonary gas exchange
    *  pulmonary diffusing capacity
    *  ventilation-perfusion ratio
    *  pulmonary ventilation
    *  forced expiratory flow rates
    *  maximal expiratory flow rate
    *  maximal expiratory flow-volume curves
    *  maximal midexpiratory flow rate
    *  peak expiratory flow rate
    *  forced expiratory volume
    *  maximal voluntary ventilation
    *  spirometry
    *  bronchospirometry
    *  valsalva maneuver
    *  work of breathing
    *  respiratory sounds
    *  rhinomanometry
    *  rhinometry, acoustic