Sentence:  It does , as in type <WSD>1</WSD> , , supply the hilar lymph nodes , the pulmonary artery , the pulmonary vein , the bronchi , and the bronchioles - terminating in a common capillary bed with the pulmonary artery at the level of the respiratory bronchiole . 
Meaning of the word marked with <WSD> tags:  used of a single unit or thing; not two or more