574 NERVOUS SYSTEM 



lar nucleus is called its anterior division ; and the portion situated 

 between the lenticular nucleus and the optic thalamus is its posterior 



Fig. 141. Horizontal section of the brain, reduced about one-quarter (Dalton). 



division. The bend where the posterior division joins the anterior 

 division is called the knee of the capsule. 



The directions of the fibres of the internal capsule are in general 



