170 Journal of the Asiatic Society of Bengal. [N.S., XVIII, 
ae if we take for each of the three r.a.v. perfusing fluids the 
ount of arterial fluid — was “A would be perfused in 
hie. space of two hours, t amounts are byeiee ts: 709 
c.c., 864 c.c. and 1116 c.c.! Both the 0 7% and the 0°8% sake 
stimulated the kidneys somewhat but the ‘* = ” induc 
the 0: 
6% fiuid needs a nt diuretic than osmotic weer 
before this can be over See also peiebacicaaes 10, Appen- 
dix E, Part IT. 
APPENDIX D. 
On the Relative Sizes (Areas in transverse section) of the Anterior Abdomina? 
and two Renal Afferent as in the Normal Control Toads etoisece wet 
in the Text, and opel tx Normal Control peshitich ns of R 
poraria. The paises offered to the Passage of Vescial Blood 
via the Renal ayeren ee eins & the Pata rior Abdominal Vein 
espective 
hese toads and R. temporaria were preserved for a time in form- 
alin (body ceriy well exposed), and the veins (and other vessels) cut out, 
d 
dehydr and mounted in balsam with pieces of glass to prevent the 
wens ers distorted by the pressure of the pays - all s of 
measurement Idid my best to estimate the external diameter 
of each vessel, since the veins were ali ‘ak tes in thickness 
The following lists give my results 
(a) (b) (c) 
Toad. Ext. Diam. of Ext. Diam. of yn Diam. (a) 2 x 0°7854 
Ant. Abdom -V. One Ren. of Other 
Aff. V. Ret en. Aff. V. (b)2 x 0°7854 
“ 
(c) 2 x 0°7854 

1 
Normal Control 0-466 mm, 0248 mm. 0:248 mm. 0°56 
Toad. 
l 
Another Normal 0-684 mm, 0-713 mm. 0-666 mm. 2-03 
Control Toad. (very small) 
1 
Control Toad U 0: 341 0-341 mm. 0-372 mm. 2-18 
pestle: atbatt) ; 
Control Toad W 0-558 mm. 0356 mm. 0°356 mm. 0-81 
1 
Control Toad 0-620 mm. 0°232 mm. 0:155 mm. 0-19 
No. 1 (swollen) 
1 
Control Toad _—0-883 mm. 0-232 mm. 0-201 mm. 0-11 
No. 3 (very swollen) 
ss Toad 0°620 mm. 0:356mm. 0°310 mm. 0°57 
Oo, 
1 — 
becca Toad 0°755 mm. 0°341 mm. 0°465 mm. 0°58 
oO. Me 
1 
—o Toad 0-620 mm. 0-403 mm. 0°403 mm. 0°84 
oO, 



