ROLE OF THE PROSENCEPHALON IN SHIVERING 
1. Resp. Rate 
2. EEG - L. Cortex 
3. EEG - R. Cortex 
4. EMG - L. Forelimb 
5. EMG - L. Hindlimb 
Black line - Stimulus Duration 
All Stimuli 50 pulses/sec. 
Pulse Duration 3 msec. 
HYPOTHALAMUS 
Posterior Hypothalamus 2-800 uA/pulse 
Septum 1-1600 uA/pulse 
Posterior Hypothalamus 1-800 uA/pulse 
2 ^Ml>|f4»4iW^wl*,i<|tBttH***^#*>I^M^^ 
u 1 \ I m l >i 1 11 % i rt i «m iiiw II — -i^ — -^ — -f — " 
5 ■ - ■ ■■- -' '•'■- 
Septum 2-1600 uA/pulse 
i.J»....,f».i||H». 
l»l<l»| J ■^l»M«^Wl^)>l^»ll^)l>l>ll»4»W^^ll^l«l*|'^>tt^^»>^ r v-^^^^^■^^ 
Figure 14. Comparison of somatic effects produced by septal and pos- 
terior hypothalamic stinnulation (Cat No. ST. 17). 
349 
