Therefore, the contractility intensity of respiratory muscles could be evaluated by F-V curve.

因此可用F-V曲线一些指标来评价呼吸肌力的强度。

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First, the CNS must produce a rhythm for the periodic cycle of contraction and relaxation of respiratory muscles.

首先，中枢神经必须赋予呼吸肌的周期性收缩和放松一种节奏。

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Our ventilatory capacity—the ability to move oxygen in and out of our lungs — increases as we develop our respiratory muscles.

我们的呼吸能力---我们肺部输入和输出氧气的能力---随着我们呼吸肌肉的发达而提高。

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One theory is that the contractions prepare the unborn baby's respiratory muscles for breathing after birth.

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Achy muscles, respiratory symptoms and a sudden fever all point to influenza.

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My boys spend hours adding and subtracting muscles, a respiratory system, nerve endings, epidermis, etc.

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