RODDIE, I. C. 
lo 20 
MINUTES 
Figure 11. Forearm and hand blood flow before and during 
body heating. The rectangle represents the period of body heating. 
Forearm flow, • ; hand flow in ml/lOO ml/min, O ; current (nA) 
flowing through the forearm skin as an index of sweat gland activity, 
o . (After Roddie, Shepherd, and VVhelan, J. Physiol. (Lond.). 136: 
489, 1957). 
126 
