Biology Define bronchus pl. bronchi Asked by bookragstutor 13 years ago 9/10/2012 1:33 AM Last updated by anonymous 13 years ago 9/10/2012 1:33 AM
One of a pair of respiratory tubes branching into either lung at the lower end of the trachea; it subdivides into progressively finer passageways, the bronchioles, culminating in the alveoli.
