It's too little of one or more nutrients, such as folic acid or vitamin B6, that undermines mood, since these nutrients aid in brain function or help manufacture nerve chemicals that regulate mood.

一种或多种营养素的缺乏(如叶酸或维生素b6)将破坏情绪，因为这些营养物质辅助大脑功能的发挥，或帮助制造调节情绪神经化学物质。

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Nerve centres in the brain regulate the movements of muscles of respiration (diaphragm and chest wall muscles).

脑中的神经中枢控制呼吸肌肉的运动(膈和胸壁肌肉)。

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Based on the set point theory, an implanted chip system was designed to regulate the blood pressure by stimulating the aortic depressor nerve (ADN) according to the feedback of blood pressure.

根据调定点学说，设计了一种植入式芯片系统，根据血压的反馈信息，经过芯片运算处理，即时改变刺激主动脉神经（ADN）的脉冲频率，从而调控血压。

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They studied the nerve cells that regulate appetite using a 'genetic fate mapping' technique and found that some cells added neurons to the appetite-regulating circuitry of the mouse brain after birth and into adulthood.

BBC: Appetite control could be rewired, say researchers