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bronchus
has definitions from the fields of anatomy,zoology
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[ noun ] (anatomy,zoology) either of the two main branches of the trachea
Synonyms Used in print (LeRoy Fothergill, "Biological Warfare", in Peter...)The natural anatomical and physiological defensive features of the upper respiratory_tract , such_as the turbinates of the nose and the cilia of the trachea and larger bronchi , are capable of impinging out the larger particles to which we are ordinarily exposed in our daily existence . (Richard F. McLaughlin, et al., "A study of the...)The bronchus and pulmonary_artery in this lung type maintain a close relationship throughout . It does , as in type 1 , , 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 . Distally the bronchus is situated between a pulmonary_artery on one side and a pulmonary_vein on the other , as in type 1 , ( fig. 24 ) . Here the pulmonary_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 ) . Related terms cartilaginous_tube bronchiole trachea lower_respiratory_tract |
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