64 REPORT—1874. 
Mucous membrane :— 
Middle loop injected, minute points of ecchymosis. 
Upper ,, } als: 
Lower _,, P 
Exper iment 27.—Todide of faathe' -atropia. 2% ¢.¢. saturated solution of 
magnesium sulphate containing 5 grains of iodide “of methyl-atropia injected 
into middle loop. 
On examination, 
Middle loop contained 6 c. c. opalescent fluid, = 4-5 c. e. after filtration. 
It gave a copious precipitate with HNO,. 
Upper ,, 
Lower ,, } empty. 
Mucous membrane :— 
Middle loop injected, with minute ecchymosis, and covered with tenaci- 
ous mucus. 
Upper _,, 
Lower ,, | pale. 
Experiment 28.—Chloral hydrate. 23 c.c. saturated solution of magnesium 
sulphate containing 5 grs. of chloral hydrate were injected into the middle loop. 
On examination, 
Middle loop contained 10 c. c. slightly blood-stained fluid, = 9 ¢, ¢. after 
filtration. 
Upper 
Lower i \ empty. 
Mucous membrane :— 
Middle loop pale. 
U 
aa < | pale also. 
Experiment 29.—Emetia. 23 c.c. saturated solution of mag TOSHEn sulphate 
with 1 grain of emetia injected into the middle loop. 
On examination, 
Middle loop contained 12°5 ¢. c. blood-stained fluid mixed with mucus, 
= 10 c.c. after filtration. It gave a dense precipitate 
with HNO,. 
Upper _,, : 
Teer aa | ompid 
Mucous membrane :— 
Middle loop injected, with minute ecchymosis, covered with thick yellow 
mucus, 
Upper ,, 
aver PA \ pale. 
Experiment 30.—Morphia. 23 c. ec. saturated solution of magnesium sul- 
phate containing 2 grains of morphia were injected into the middle loop. 
On examination, 
Middle loop contained 7-5 c. ¢. of clear fluid, with a little mucus ; after 
filtration = 6-5 c.c. It gave no precipitate with HNO,. 
Upper »> | omnt 
Power 55 J eas 
Mucous membrane :— 
Middle loop slightly injected and covered with thin mucus. 
Upper _,, 
Lower \ pale: 
