THE LUNGS 541 
The apical lobe of the right lung receives a special bronchus from the trachea oppo- 
site the third rib, and is adherent to the trachea from the second rib backward. 
The two lungs are not adherent to each other behind the root as in the horse, but 
Dorsal 
border 
Cardtac 
7iolch 
Fic. 479.—Ricutr Lune or Ox; Costar SurFAce. 
Hardened in situ. By an error the inscription “‘cardiac lobe’’ extends forward upon what is a division of the apical 
lobe. 
Fic. 480.—Ricutr Lune or Ox; Meprar View. 
Hardened in situ. 1, Left bronchus; 2, pulmonary veins; 3, pulmonary artery. Mediastinal lobe=intermediate lobe. 
are in contact with the esophagus; above and below the latter the pleura is re- 
flected, as shown in Fig. 480. 
| : e - 
The interlobar fissures begin at the ventral margin of the lung and pass toward the root. 
‘Those of the left lung lie opposite to the fourth and sixth ribs. The diaphragmatic lobe is the 
