题目内容
血流在弯曲血管内流动时流速变化特点为（ ）
2021-10-14
A.流速增快由内侧缘一中央一外侧缘
B.流速增快由外侧缘一中央一内侧缘
C.流速增快由内侧缘一外侧缘
D.流速增快由外侧缘一内侧缘
E.流速不变
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