Form and Function B.7 Transport (id: 1beb5c7aa)

admin · 发表于 2024-2-8 05:10:37

本题目来源于试卷: Form and Function B.7 Transport，类别为 IB生物学

[单选题]
What helps prevent thv2zkyeba8ac8j 6; jk 6e ba 7ek0yr2-n wz5e al-1tiqb h *dl.h1upckflow of blood in a vein?

A. Relaxation of skeletal muscles
B. Venous valves
C. Relaxation of the heart
D. Thin vessel walls

参考答案: B

本题详细解析:
data/attachment/exam/2401/05/2401051245666478.png

data/attachment/exam/2401/05/2401051245666478.png

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