HART 



40 

 38 

 36 

 °C 34 

 32 

 30 

 28 

 26 

 24 

 22 



300 

 280 

 260 



UJ 



240 3 

 z 



220 i 

 \ 



200 ^ 

 in 



180 ^ 



y- 



160 o 



(J 



140 g 

 120 c 

 100 _ 



80 



60 Q 

 o 



40 3 

 m 

 - 20 



4 6 8 10 12 14 16 18 20 22 24 26 28 30 



TIME IN MINUTES 



Figure 17. Changes in tail blood flow, rectal and tail temperatures during a 

 vasodilation of the muskrat tail. Note the tremendous increase in tail blood flow. 



236 



