英语词汇“Alpha motor neuron”是什么意思，翻译、用法及简单造句-英汉双解词典-英汉网

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单词	Alpha motor neuron
释义	Alpha motor neuron 原声例句 Osmosis-微生物 In tetanus, Renshaw cells fail to work and the alpha motor neuron keeps firing without any inhibitory control, causing muscle rigidity and spasm. 破伤风患者中，闰绍细胞失去其功能，α运动神经元失去上级抑制，持续兴奋引起肌肉强直收缩和痉挛。 2017级专外有声 The upper motor neuron releases acetylcholine from its axon terminal knobs and these are received by nicotinic receptors on the alpha motor neuron. 上运动神经元从轴突末端释放乙酰胆碱，作用于α运动神经元上的烟碱受体。 Osmosis-微生物 The role of Renshaw cells and inhibitory neurotransmitters is to fine-tune the action of the alpha motor neuron, which is in charge of sending the actual signal for contraction to the muscle. 闰绍细胞和抑制性神经递质可调整α神经元的运动；α神经元负责向肌肉发送收缩信号。英语百科 Alpha motor neuron Alpha (α) motor neurons (also called alpha motoneurons), are large, multipolar lower motor neurons of the brainstem and spinal cord. They innervate extrafusal muscle fibers of skeletal muscle and are directly responsible for initiating their contraction. Alpha motor neurons are distinct from gamma motor neurons, which innervate intrafusal muscle fibers of muscle spindles.
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