Proceedings Am. Philos. Soc. Vol. LI. No. 204 



Plate VI 



^ 



=»ti>'g(,t^ * ^y 



<?e- 







"9^^ 



G> 



^'^^ 



^ 



^ rr 



sa 



(& 



€5^. 



>pi. 



^ 







-:^> 



i?? 



w 



Fig. I. "Normal" Human Cerebriu 



Fig. 2. Exophthalmic Goitre Cerebrum 



Exophthalmic Goitre. The contrast between the normal and exophthalmic goitre 

 cerebrum sections is more marked than between the medulla sections. As a rough gen- 

 eral rule it may be said that the lower the portion of the central nervous system aftected 

 the slighter the degree of injury. 



