has part has part has_part characteristic of has modifier abnormal respiratory conducting tube morphology dilated respiratory conducting tube enlarged conducting air space expansion or widening of the lumen of one or more of the tubes of the respiratory system that allow passage of air from the trachea to the alveoli of the lungs dilated respiratory conducting tubes dilated conducting airways enlarged conducting airways MPheno.ontology csmith enlarged conducting airway enlarged conducting air spaces MP:0010856 2011-02-17T03:08:25Z dilated conducting airway abnormal dilated respiratory tube