PL ATI*: 



EXPLAXATIOX OF FKiUIfKS 



lo Pai't of ;i false tendon from a beef heart. .1, injcctecl intorc(>lIular space. 

 li, injected intercellular cleft. C, connective tissue. .1/. myocardium. Alallory's 

 connective stain. India iid-: injection. 



14 Purkinje ccdls from left ventricle. /'', peripheral Hhrils. .\', nuclei. B. 

 peripheral fibrils passinji from one cell to the other. DelafteUrs Ilaematoxylin 

 stain. 



\'} Flat view of a terminal fasciculus in left ^•entl■i(de. I\ ])erifascicular 

 sheath. ,1, outlines of the Piu'kinje cells as shown l>y Prussian l>lue. /^, large 

 nodal point caused by the junction of several fasciculi. Piussian l)lue turj^en- 

 tine injections. 



1() Flat surface view of a small part of a termiiuil fasciculus showing inter- 

 celluhir outlines as shown bv the silver nitrate initn-tion. 



I7fi 



