RODDIE. I. C. 
40 
30 
O c 
5^ 6 20 
2 ^ 10 
& 
A 
1 'K 
?6 <i\ 
1 ^l! 

. . .1 . . A 1 . . 
.19.. 
5 10 
MINUTES 
Figure 9. The effect of atropine on the increase in forearm 
blood flow during stress. The rectangle A represents the period of 
stress; at B, the circulation to both forearms was arrested for two 
min. o , normalforearm;«, at ropinized forearm. (After Blair et al., 
J. Physiol. (Lond.). 148:633, 1959). 
NORMAL 
CUTANEOUS NERVE BLOCKED 
30 60 
MINUTES 
Figure 10. The effects of boc^y cooling and heating on blood 
flow in the nomial and the cutaneous nerve-blocked forearm. C N 
B.; cutaneous nerves on left side blocked with local anaesthetic.' 
(After Blair. Glover, andRoddie, J. Physiol. (Lond.). l.S3:232. I960). 
124 
