DAVID CERNA-PHYSIOLOGICAL ACTIONS OF SPARTEINE. 
55 
not prevent the coining on of convulsions. If the medulla spinalis, 
again, is destroyed beforehand, the administration of sparteine is not fol¬ 
lowed by convulsive phenomena. The results of the following experi¬ 
ments are self-evident: 
Fig. F. 
Tracing II.—The same, 32 minutes after the second injection. 
Experiment VIII: Frog. Divided cord high up. Gave then a lethal 
dose of sparteine subcutaneously. The usual general toxic S} r mptoms 
occurred, with decided tetanic convulsions below the point of section. 
Fig. G. 
Tracing II.—The same, 42 minutes after the second injection; at this point 
the respiration ceased entirely. 
Experiment IX: Rabbit, weight 1.5 kilos. Cut cord in cervical re¬ 
gion, and administered subcutaneously 0.5 gramme of the drug at 12:15 
p. m. 12:45, animal breathes rapidly, this symptom being accompanied 
Fig. H. 
Tracing II.—The same, 3 minutes later. 
