CENTRAL AND PERIPHERAL MECHANISMS 
CAROTID HEAT EXCHANGE SYSTEM 
I k 
1 r 
0000000000 '^ 
-- 
glass coils 
water 
bath 
o shell thermocouple 
• core thermocouple 
Figure 1: The method of regulating head temperatures 
by warming or cooling the carotid arterial blood. 
83 
