神经紧张

I chalked my sleeplessness up to nerves.

我把失眠归于张。

Some are nervous in the dark.

有的人在黑暗处就张。

We were tense with expectancy.

我们因期待张起来。

Why is it doctor that I am always so nervy, tense and ready to jump on anybody.

大夫，为什么我总是感到质、张、发脾气。

Conclusion: The changes of circadian variation of blood pressure are associated with the role of sympathetic nerve and intracardial renin angiotensin system.

结论压昼夜变化受交感与肾素张素系统等双重作用有关。