adrenergic neuronal blocking agent
adrenergic neuronal blocking agent n.
A drug that blocks sympathetic nerve impulses but does not inhibit the responses of adrenergic receptors to epinephrine and other adrenergic amines.
- Adrenergic receptor
adrenergic receptor adrenergic receptor n. Any of several reactive components of effector tissues most of which are innervated by adrenergic postganglionic fibers of the sympathetic nervous system and are activated by norepinephrine, epinephrine, and various adrenergic drugs. They are classified as alpha-adrenergic receptors and beta-adrenergic receptors according to their response to various adreneregic activating and […]
adrenic adrenic ad·re·nic (ə-drē’nĭk, ə-drěn’-) adj. Of or relating to the adrenal glands.
a combining form representing adrenal, or adrenaline, in compound words: adrenocortical. adreno- or adren- pref. Adrenal gland; adrenal: adrenomegaly.
adrenoceptive adrenoceptive ad·re·no·cep·tive (ə-drē’nō-sěp’tĭv) adj. Of or relating to chemical sites in effector cells with which the adrenergic mediator unites.