EQUINE ANATOMY. 

 FIG. 12. 



ARTERIES OF THE BRAIN. 



Medulla oblongata; p, Pons Varolii; L, Mastoid lobule; o, Olfactory lobule; 

 c, Chiasma of the optic nerves; M, Mammillary, or pisiform tubercle; H, Pituitary 

 gland; three-fourths have been excised, i, i, Cerebro-spinal arteries; 2, Median 

 spinal artery; 3, Lozenge-shaped anastomosis of the two cerebro-spinal arteries, 

 from which result, in front, 4, The basilar trunk (usually the cerebro-spinal arter- 

 ies arrive in the middle of the lozenge); 5, 5, Posterior cerebellar arteries; 6, An- 



