单项选择题

Nervous system stimulation can cause the diameter of a vessel to increase or decrease.

A．width
B．diagram
C．length
D．distance
<上一题 目录 下一题>
热门 试题

单项选择题
The 45-year-old white female was admitted on 29 Julycomplaining ofchest pain, which had increased in frequency over the previous three months.
A．appealing to
B．finding fault with
C．protesting against
D．reporting
单项选择题
When stimulated, the sympathetic branch leading to the muscles in the heart cause the heart to beat more rapidly andvigorously.
A．cryptically
B．chilly
C．energetically
D．feebly
相关试题