346 MATHEWS. 



h m 



s 



h m 



4 57 



- 



4 58 



4 59 







4 59 



30 





Amount. 

 Stimulates 3 times, 10 seconds at a time. .515 cc 



*' 10 seconds .150 cc. 



" 10 " .021 cc. 



No more secretion. 



4 



08 



15 



4 



09 





4 



09 



15 



4 



10 







Amount. 



I. 



.235 



2. 



.040 



--> 

 J- 



.090 



I. 



.070 



2. 



.040 



3- 



.060 





.100 





.030 



t). 



000 



Total time of stimulation 50 seconds. Total amount. .686 cc. 



From beginning to cut to end of chorda effect, 3 m. 30 s. 



Experiment XXI. 



Before cutting. Coil 20. 10 s. stimulation secretes .55 cc. 

 Begin to cut at 4.05. i minute to sever head completely. 

 No secretion during operation. 



h m s h m 



4 06 - 4 07 Stimulate 3 times, 10 seconds, at a time. 



Dog swallows. 

 4 07 - 4 08 *' 3 times, 10 seconds at a time. 



Swallows. 

 Coil to 10, muscular contractions, lo sec. 

 30 seconds stim. off and on (muscle). 



No more secretion. 

 Coil 4. Heavy contractions (escape of cun-ent 



Total time of stimulation, 85 seconds. Total amount, -665 cc. 



Time from beginning to cut until end of chorda effect, 



4 m. 15 s. 



Experiment XVIII. 



Before cutting. Coil 11. Stimulate 10 seconds. 

 Right gland secretes .64 cc. Left gland, .61 cc. 

 5.24.30 begin to cut head. Head severed in 30 s. 



h m s h m Right gland. 



5 25 - 5 26 Stimulate 3 times, 10 seconds at a time. 



5 26 _ 5 27 '< 4 " " *' 



5 27 - 5 28 " 40 seconds. 



5 28 30 " 10 *' 





Amount. 



I. 



•125 



2. 



.100 





.080 



I. 



.070 



2. 



.050 





 J- 



.020 



4- 



.QIC 





.040 cc 





.000 



