action potential 释义：
释义：行动电位，动作电位
发音：
[??k??n ?p??t?k?l]
英语范文：
"The action potential is a wave of electrical activity that travels through the nervous system of an organism, causing it to respond to stimuli."
"The action potential is responsible for transmitting signals throughout the body, enabling it to respond appropriately to external stimuli."
音标和基础释义：
action potential: ['?k??n ?p??t?k?l] - 名词，动作电位
wave of electrical activity: ['we?v ?v ?z?t?k?lt?v] - 电活动波浪
travels through the nervous system: ['tr?vl?z ?tr?ns eru? e?] - 穿过神经系统
organism: ['??ɡ?n?m?z?m] - 有机体
respond to stimuli: ['r?sp?nd tu ?st?m?li] - 对刺激作出反应
responsible for: ['r?sp?ns?bl f??] - 对...负责
transmitting signals: ['tr?nz?mi? ?sa??z] - 传递信号
throughout the body: ['ru?θu?θ e? bi?t] - 在身体各处
appropriately: ['??pr??t?ni] - 适当地，恰当地
以上内容仅供参考，建议在英语语境中自行积累和掌握该词的具体使用方法。
Action Potential
Action potential is a fundamental concept in the field of neuroscience, which refers to the electrical signal that travels through the nervous system. It is a crucial component of how the brain functions, and understanding it is essential for understanding how the body processes information and reacts to stimuli.
When a nerve cell receives a stimulus, it undergoes a change in its membrane potential. This change is initially small but it builds up over time as the cell generates an electrical wave, or action potential, that travels down its axon. The action potential travels at a speed of around 120 meters per second, and it can cross long distances in the nervous system with great efficiency.
Action potentials play a key role in how the brain processes information. They allow nerve cells to quickly transmit signals to other cells, which in turn enables the brain to process information quickly and efficiently. They also allow the brain to respond quickly to stimuli, which is crucial for our ability to perceive, understand, and react to our environment.
In terms of applications, action potentials are crucial for medical devices such as pacemakers and defibrillators. These devices use electrical signals to regulate heart function, and understanding action potentials is essential for their proper operation. Additionally, action potentials are also important for developing new drugs and therapies for neurological disorders such as epilepsy and Parkinson's disease.
In conclusion, action potentials are a fundamental concept in neuroscience that play a crucial role in how the brain processes information and reacts to stimuli. Understanding them is essential for understanding how the body functions, and they have numerous applications in medicine and science.
"Action Potential" 是一个在生物学中常用的术语，它指的是神经元或其他细胞在受到刺激时产生的电位差。在英文中，你可以这样描述它：
"Action Potential" is a term used in biology to describe the electrical potential difference that occurs in neurons or other cells when they are stimulated.
例句：
When a nerve cell is stimulated, an action potential is generated, which travels down the cell's axon to cause muscle contraction or other cellular responses. This process is crucial for the transmission of information throughout the body.
当神经细胞受到刺激时，会引发动作电位，它沿着细胞的轴突传递，导致肌肉收缩或其他细胞反应。这一过程对于身体内信息的传递至关重要。
希望以上内容对你有所帮助，如果需要更多帮助，请告诉我！
