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| mesosigmoid | |||
| sigmoid mesocolon (将乙状结肠固定于左骼窝和骨盆左后壁的双层腹膜结构，内有乙状结肠血管、直肠上血管、淋巴结、淋巴管和神经等。由于乙状结肠系膜较长，乙状结肠的活动度较大，易发生肠扭转) | |||
| mesocolon sigmoideum | |||
| sigmoid mesocolon | |||
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乙状 结 肠系膜 : 2 phrases in 1 subject |
| General | 2 |
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