Sentence:  Also three other direct pathways of alveolar bronchial arterial supply were noted : via the pleura ; through the interlobular septa ; and along the terminal <WSD>bronchiole</WSD> ( figs. 14 , 17 , 18 , 19 ) . 
Meaning of the word marked with <WSD> tags:  any of the smallest bronchial ducts; ending in alveoli