382 EFFECT OF IKRITATION OF A POLARIZED NERVE. 



EXPEKIMENT 77. 



Polarization current from 2 Daniels. 



Eigbtli irritatious. — Salt solution alone^l. With polarization, 0. 

 Ninth irritations.— Salt solntion alone = l. With polarization, 0. 

 Tenth irritations. — Salt solution alone = 1. With polarization, 0. 

 Eleventh irritations.— Salt solution alone = 1. With polarization, 0. 



ExPEEiiMENT 78. — Sciatic nerve and gastrocnemins muscle of a Eana 



esculenta. 



Polarizing current from 1 Daniel cell. 



First irritations. — Salt solution =3. With polarization, 5. 

 Second irritations. — Salt solutionis. With polarization, 5. 

 Third irritations. — Salt solution=3. With x)olarization, 5. 

 Fourth irritations. — Salt solution =2. With polarization, 5/ 

 Fifth irritations. — Salt solution =-- 2. With polarization, .5. 



Experiment 79. — Sciatic nerve and gastrocnemius muscle of a Eana 

 esculenta. 



Polarization current from 4 Daniel cells. 



First irritations. — Salt solution alone =0.5. With polarization, 0. 

 Second irritations. — Salt solution alone=l. With polarization, 3. 

 Third irritations. — Salt solution alono=l. AVith polarization, 2. 

 Fourth irritations. — Salt solution alone = 1. With polarization, 2. 



Experiment 80. — Sciatic nerve and gastrocnemius muscle of a Eana 



temporaria. 



Polarizing current from 4 Daniel cells. 



First irritations.— Salt solution alone = l. With polarization, 5. 

 Second irritations. — Salt solution alone = 1. With polarization, 5, 

 Third irritatious. — Salt solution alone = 1. With polarization, 5, 

 Fourth irritations.— Salt solution alone = 1. With polarization, 5. 



ExPERiBiENT 81. — Sciatic nerve and gastrocnemius muscle of a Eana 



temporaria. 



Polarizing current from 1 Daniel cell. 



First irritations. — Salt solution alone=il.5. With polarization, 3. 

 Second irritations. — Salt solution aloue^l.5. With polarization, 1.5. 

 Third irritations.— Salt solution alone=1.5. With polarization, 1,5. 

 After twenty minutes : 



Fourth irritations.— Salt solution alone=l. With polarization, 3. 

 Fifth irritations.— Salt solution alone = 1. With polarization, 3. 

 Sixth irritations. — Salt solution alone = l. With polarization, 3. 

 Seventh irritations.- Salt solution alone = 0.5. With polarization, 4. 

 Eighth irritations.— Salt solution alone = 0.5. With polarization, 4. 

 Ninth irritations.— Salt solution alone=0.5. With polarization, 4. 

 Tenth irritations. — Salt solution alone=0.5. With polarization, 4. 



Experiment 82. — Sciatic nerve and gastrocnemius muscle of a Eana 



temijoraria. 



Polarizing current from 4 Daniel cells. 



First irritations. — Salt solution alone ;= 1.5. With polarization, 2. 

 Second irritations. — Salt solution alone^l.5. With polarization, 3. 

 Third irritations. — Salt solution alone = 1.5. With polarization, 0. 

 Fourth irritations. — Salt solution alone=1.5. With polarization^ 0. 



