RODDIE, I. C. 
I 
0^20 
il 
E 
i .o 
CN.B. 
i 
normal tide 
cutanmn ntrvc- blocked side 
I COOL 
o "is 
MINUTES 
Figure 15. Schematic representation of the changes in blood 
flow in the normal and nerve-blocked hand andforearm during bocfy 
cooling and heating. At C. N. B., the vasomotor nerves to the hand 
and to the forearm skin were blocked with local anesthetic solution. 
30 
