名词
中文翻译：辐射动脉
同义词：
['radial artery', 'index artery']
例句：
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1. Theradial artery is responsible for deliveringblood to the fingers and toes.
桡动脉负责将血液输送到手指和脚趾。
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2. The index finger is the first fingeron the right hand, and it hasa special role in touch sensation.
食指是右手的第一节指，它在触觉感知中起着特殊的作用。
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3. The radialartery of index is often used asan indicator of blood pressure.
桡动脉指数通常被用作血压的指示器。