Finally, hypokalemia can affect cardiac muscle contractions, which can lead to cardiac arrhythmias and cardiac arrest.

最后，低钾血症会影响心肌收缩，导致心律失常和心搏骤停。

Relaxation techniques to relax the bladder as well as antimuscarinic medications can decrease detrusor muscle contractions.

放松疗法放松膀胱以及抗毒蕈碱药物可减少逼尿肌收缩。

Together, they perform what's called peristalsis, which is a series of coordinated wave-like muscle contractions that helps squeeze the food bolus in one direction.

内环肌与外纵肌的活动共同形成了肠道的蠕动；肠蠕动就是指一系列协同进行的平滑肌的波状收缩，可以挤压食团，确保食物向前移动。

To figure this out, researchers created CatFACS. They meticulously cataloged every muscle contraction a cat's face can make.

为了解决这个问题，研究人员创建了 CatFACS。他们仔细地记录了猫脸所能进行的每一次肌肉收缩。

False, " false, " labor is when you are having those muscle contractions, but you are not ready to give birth yet.

错误的，“错误的” ，分娩是当你有那些肌肉收缩时，但你还没有准备好分娩。

So what's cool about this is that because you are making voluntary movements with your brain, we can exploit these muscle contractions and use it to control robotics.

所以很酷的是， 因为你是用你的大脑做自愿运动，我们可以利用这些肌肉收缩来控制机器人。