口腔颌面外科清创缝合的原则中，错误的是A．在彻底清创的同时尽

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问题单项选择题

口腔颌面外科清创缝合的原则中，错误的是

A．在彻底清创的同时尽量保留有生机的组织

B．组织器官与解剖标志应准确对位

C．外伤和超过24小时的创口均不能进行初期缝合

D．清创缝合时应注意面部外形与生理功能的恢复与重建

E．操作轻柔，缝合应细致，以免加重面部畸形与功能障碍

答案

参考答案：C

解析：口腔颌面部血运丰富，组织再生及抗感染力的能力很强，故外伤后 24～48小时患者均可进行初期缝合。

完形填空

完形填空。

     Having left the town, the girl stopped the car at the landing near the entrance of the bay (海湾). She
stepped into the   1 and rowed out silently. The tide was rushing to the entrance and   2 to the wild open
sea. She had to row across the bay to reach   3 side. The waves struck against the side of the boat,   4
and uneven ; it became   5 difficult to row. If she   6 for a moment, the tide would push the boat back
towards the   7 . She wasn't even halfway,   8 she was already tired and her hands   9 from pulling on
the rough wooden oars (船桨)." I'm never going to  10  it", she thought. She rested the oars on her knees
and  11 her head helplessly, then looked up as she  12  the boat shift (晃动) against the tide.
     The east wind, which had swung (旋转) around from the south-west,  13  her help and pushed the boat
towards the mountains. It was going to be  14 . Her hands weren't so painful. Her chest didn't feel as if it
was about to burst  15 .
     The lights of the town became  16 . One of the oars banged against the side of the boat and she  17  it
with a start. Had she been asleep, or just  18 ? She looked over her shoulder. She was almost on the beach.
The girl gave one last  19  on the oars to ground the boat, and then lay back against the seat. She listened to
the waves  20  and knew she had come home. Far across the moonlit bay the lights were no more than a
sparkling chain.