Inspiratory stridor is obstructive lesions of:: (A) Trachea, (B) Bronchus, (C) Subglottis, (D) Supraglottis
Answer is D. STRIDOR 1. Inspiratory stridor - obstructive lesion of supraglottis of pharynx. 2. Expiratory stridor - lesion of thoracic trachea, primary and secondary bronchi 3. Biphasic stridor - lesion of glottis sub glottis and cervical trachea