Sentence:  Here the <WSD>pulmonary</WSD> vein , as in type 2 , , is noted to draw away from the bronchus , and to follow a more direct , independent course to the hilum ( figs. 23 , 24 ) . 
Meaning of the word marked with <WSD> tags:  any of four veins that carry arterial blood from the lungs to the left atrium of the heart