bronchial bud

bron·chi·al bud

lateral outgrowths from the tracheal bud that give rise to the primary respiratory bronchi. See: laryngotracheal diverticulum.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
During fetal development, bronchial buds start to develop around the fifth week of gestation, and BA likely occurs due to a vascular injury with subsequent focal ischemia of the developing bronchus.
(6) During bronchial branching, the bronchial buds are supplied by a capillary plexus derived from the primitive aorta which typically regresses; however, growth arrest locally at the pulmonary artery during bronchial division, which may lead to persistence of the blood supply from the aorta.
* The tracheal precartilaginous condensation is evident with segmental bronchial buds at stage 17 (ca.