THE BRONCHI AND LUNGS

POSTERIOR VIEW. (FROM FLINT, AFTER SAPPEY.) 1, 1, summit of the lungs; 2, %, hase of the langs; 8, trachea 4, appér fobe of the long: 6, diviston to the lower lobes À, left 9 division to the lower lobe: 10, left branch of the pulmona: y ricle of the heart; 13, left superior pulmonary vein; 14, left inferior pulmonary vein; 15, ulmonary vein 16, right inferior pulmonary vein; eart; 19, right ventricle, right bronchue; 5, division to the, division to the upper lobe; bronchu: ‘artery; 11, right, branch; 1¥, left auight superior 11, inferior vena cava; 18, left ventricle of the bronquio. Anciently this name was applied indifferently to the trachea, the œsophagus, and the throat, and occasionally used to signify hoarsene ; as now used. it denotes one of the two primary branches of the trachea, leading respectively to the right and left lung, the smaller branches within the lungs being termed bronchial tubes or bronchioles. [A, 301, 387; C.] Cf. BRoNcHIA.—Eparterial bronchi. Bronchi lying above the pulmonary artery, [L, 210.]— Hyparterlal bronchi. Bronchi lying below the pulmonary artery. [L, 210.]