结论：面动脉为颊肌的主要供血动脉。

Conclusion: the facial artery is the main blood supply to the buccinator muscle.

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肺动脉补片腔面新内皮细胞和较多的胶原纤维相混杂。

There is more collagen tissue on the surface of pulmonary patch.

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肺动脉补片腔面新内皮细胞和较多的胶原纤维相混杂。

There is more collagen tissue on the surface of pulmonary patch.

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