Abdomen and Pelvis 
Figure 5-45 (left): Radiogram of descending colon and rectum of mature hamster (contrast medium, 1 ml Angi- 
ographin" and 9 ml air, introduced through anus). 
Figure 5-46 (right): Lateral radiogram of descending colon and rectum of mature hamster (contrast medium, 
1 ml Angiographin f and 9 ml air, introduced through anus). Note position of rectum relative to bony pelvis. 
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