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| 主〔大〕动脉; 昆虫的大背血管 | |||
| 主动脉 (起自左心室，先斜向右上方,再弯向左后方，沿脊柱左前方下行，穿膈的主动脉裂孔入腹腔，至第4腰椎体下缘处分为左、右骼总动脉。依行程将主动脉分为升主动脉、主动脉弓和降主动脉,降主动脉又以膈的主动脉裂孔为界分为胸主动脉和腹主动脉) | |||
| 大血管 | |||
| 主动脉 | |||
| aorta: 36 phrases in 6 subjects |
| Anatomy | 4 |
| Life sciences | 2 |
| Nursing | 9 |
| Otorhinolaryngology | 2 |
| Sports | 5 |
| Surgery | 14 |
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