Donatpson, Law of Innervation. 235 
> Ol D. Cre 
al 
Sat aa dal 
) 
Figure 2. Diagram of the innervaticn of the Frog’s Leg, showing the 
levels at which the number of nerve fibers was counted. C—level of Crural 
nerve just above branches to thigh. Sv—level of Sciatic nerve just above 
branches to thigh. Sz2—=level of Sciatic nerve just below branches to thigh. 
P=level of Peroneal nerve just above branches to shank. Z=level of Tibial 
nerve just above branches to shank. Pr, P2=level of Peroneal nerve just 
above branches to foot. 77, 72=Ilevel of Tibial nerve just above branches 
to foot. 
