尺神经起自臂丛______，支配______肌和______肌尺侧半，进一步至手掌和手背尺侧。
参考答案：内侧束、尺侧腕屈肌、指深屈肌
—I thought you wouldn't mind. — Well, as a matter of fact, I don't, but you ______ me first.
A. should ask B. should have askedC. must ask D. must have asked
遗尿症
