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单词 adrenergic
释义

Definition of adrenergic in English:

adrenergic

adjective ˌadrɪˈnəːdʒɪkˌadrəˈnərjik
Physiology
  • Relating to or denoting nerve cells in which adrenaline, noradrenaline, or a similar substance acts as a neurotransmitter.

    Contrasted with cholinergic
    Example sentencesExamples
    • Neural tissue normally present within the thyroid includes both vasomotor fibers and adrenergic fibers.
    • Activation of the adrenergic system triggers the release of catecholamines, which stimulate contractility, heart rate, and blood pressure.
    • Both of these are strong sympathetic stimulants which in turn may increase warmth by stimulating the secretion of adrenergic hormones such as testosterone.
    • Following alarm or injury, the sympathetic nervous system is activated, adrenergic receptors are stimulated, and the contents of the gland are released to the surface of the skin.
    • Table 1 demonstrates the ability of these agents to block histaminic, adrenergic, and muscarinic receptors after being corrected for clinical dose.

Origin

1930s: from adrenaline + Greek ergon 'work' + -ic.

 
 

Definition of adrenergic in US English:

adrenergic

adjectiveˌadrəˈnərjik
Physiology
  • Relating to or denoting nerve cells in which epinephrine (adrenaline), norepinephrine (noradrenaline), or a similar substance acts as a neurotransmitter.

    Contrasted with cholinergic
    Example sentencesExamples
    • Both of these are strong sympathetic stimulants which in turn may increase warmth by stimulating the secretion of adrenergic hormones such as testosterone.
    • Following alarm or injury, the sympathetic nervous system is activated, adrenergic receptors are stimulated, and the contents of the gland are released to the surface of the skin.
    • Neural tissue normally present within the thyroid includes both vasomotor fibers and adrenergic fibers.
    • Activation of the adrenergic system triggers the release of catecholamines, which stimulate contractility, heart rate, and blood pressure.
    • Table 1 demonstrates the ability of these agents to block histaminic, adrenergic, and muscarinic receptors after being corrected for clinical dose.

Origin

1930s: from adrenaline + Greek ergon ‘work’ + -ic.

 
 
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更新时间:2024/9/20 10:26:41