| Front | Blood flow to the kidney in order (4 arteries) |
| Back | 1. aorta 2. renal artery 3. interlobar artery 4. arcuate artery |
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| Front | groove on ventral side surrounding urethra |
| Back | urethral grove of os penis |
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| Front | Structure that surrounds anal canal and urogenital canal |
| Back | perineum |
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