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单词 neurotransmitter
释义

Definition of neurotransmitter in English:

neurotransmitter

noun ˌnjʊərəʊtranzˈmɪtəˌn(j)ʊroʊˈtrænzmɪdər
Physiology
  • A chemical substance which is released at the end of a nerve fibre by the arrival of a nerve impulse and, by diffusing across the synapse or junction, effects the transfer of the impulse to another nerve fibre, a muscle fibre, or some other structure.

    〔生理〕神经传递素

    Example sentencesExamples
    • A neuron generates an electrical impulse, causing the cell to release its neurotransmitters.
    • Excitatory neurotransmitters transfer an impulse to the next cell.
    • Nerve impulses are transmitted at synapses by the release of chemicals called neurotransmitters.
    • Postsynaptic proteins receive the neurotransmitters released by presynaptic proteins.
    • Cnidarians contain chemical synapses and release neurotransmitters, including biogenic amines and peptides.

Derivatives

  • neurotransmission

  • noun ˌnjʊərəʊtranzˈmɪʃnˈˌn(j)ʊroʊtrænzˈmɪʃ(ə)n
    mass nounPhysiology
    • The transmission of nerve impulses between neurons or between a neuron and a muscle fibre or other structure.

      alterations of neurotransmission that affect consciousness and behaviour
      Example sentencesExamples
      • We provide the first evidence that tachykinin neurokinin - 3 receptors regulate human bronchial parasympathetic ganglion neurotransmission by activation of a peripheral reflex.
      • Maintaining a higher level of neurotransmitters improves neurotransmission - the sending of those nerve impulses - which, in turn, improves your mood.
      • Nitric oxide is a unique, gaseous free radical that is an important physiologic mediator for autonomic functions such as vasodilation, neurotransmission, and intestinal peristalsis.

Definition of neurotransmitter in US English:

neurotransmitter

nounˌn(y)o͝orōˈtranzmidərˌn(j)ʊroʊˈtrænzmɪdər
Physiology
  • A chemical substance that is released at the end of a nerve fiber by the arrival of a nerve impulse and, by diffusing across the synapse or junction, causes the transfer of the impulse to another nerve fiber, a muscle fiber, or some other structure.

    〔生理〕神经传递素

    Example sentencesExamples
    • A neuron generates an electrical impulse, causing the cell to release its neurotransmitters.
    • Excitatory neurotransmitters transfer an impulse to the next cell.
    • Nerve impulses are transmitted at synapses by the release of chemicals called neurotransmitters.
    • Postsynaptic proteins receive the neurotransmitters released by presynaptic proteins.
    • Cnidarians contain chemical synapses and release neurotransmitters, including biogenic amines and peptides.
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更新时间:2024/10/19 15:41:32