OPHTHALMIC. 



389 



passes to the nasal duct, ramifying, in its mucous membrane, as far as the inferior 

 rneatus. 



Fig. 214. The Arteries of the Base of the Brain. The Right Half of the Cerebellum and 



Pons have been removed. 



The frontal artery, one of the terminal branches of the ophthalmic, passes from 

 the orbit at its inner angle, and, ascending on the forehead, supplies the muscles, 

 integument, and pericranium, anastomosing with the supra-orbital artery. 



The nasal artery, the other terminal branch of the ophthalmic, emerges from 

 the orbit above the tendo oculi, and, after giving a branch to the lachrymal sac, 



