演示脊柱弯曲度的检查方法。
被检查者取站立位或端坐位。检查者用食、中指或拇指沿脊柱的棘突以适当的压力往下划压,划压后皮肤出现一条红色充血痕。以此痕为标准,观察脊柱有无侧弯。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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