adrenergic
adrenergic
1. Describing a cell, especially a neuron, or a cell receptor that is stimulated by adrenaline, noradrenaline, or related substances. See also adrenoceptor.
2. Describing a nerve fibre or neuron that releases adrenaline or noradrenaline when stimulated. Compare cholinergic.
1. Describing a cell, especially a neuron, or a cell receptor that is stimulated by adrenaline, noradrenaline, or related substances. See also adrenoceptor.
2. Describing a nerve fibre or neuron that releases adrenaline or noradrenaline when stimulated. Compare cholinergic.
adrenergic
adrenergic (ad-rĕ-ner-jik) adj. describing or relating to nerve fibres that release noradrenaline as a neurotransmitter. a. receptor (adrenoceptor) any of the receptors that are stimulated by noradrenaline and/or adrenaline, of which there are two types, alpha (α) and beta (β), each with subtypes (α1, α2, β1, and β2). Compare cholinergic.
adrenergic
adrenergic Of nerve endings, secretion of the neurotransmitters adrenalin or noradrenaline into the synapse on the arrival of a nerve impulse. Adrenergic nerve endings are characteristic of the sympathetic nervous system.
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