BETA-ADRENOCEPTOR

Pronunciation (US):

(GB):

 Dictionary entry overview: What does beta-adrenoceptor mean? 

• BETA-ADRENOCEPTOR (noun)
  The noun BETA-ADRENOCEPTOR has 1 sense:

1. receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasodilation and increased heart beat)

  Familiarity information: BETA-ADRENOCEPTOR used as a noun is very rare.

 Dictionary entry details 

• BETA-ADRENOCEPTOR (noun)

Sense 1

Meaning:

Receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasodilation and increased heart beat)

Classified under:

Nouns denoting body parts

Synonyms:

beta-adrenergic receptor; beta-adrenoceptor; beta receptor

Hypernyms ("beta-adrenoceptor" is a kind of...):

receptor (a cellular structure that is postulated to exist in order to mediate between a chemical agent that acts on nervous tissue and the physiological response)

Holonyms ("beta-adrenoceptor" is a part of...):

sympathetic nervous system (originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart; contracts blood vessels)

 Context examples 

A synthetic quinolinone derivative and nonselective beta-adrenoceptor blocking agent with anti-glaucoma activity.

(Carteolol, NCI Thesaurus)

A beta-adrenoceptor agonist with potential antidepressant activity.

(Flerobuterol, NCI Thesaurus)

A synthetic quinolinone derivative, antihypertensive Carteolol Hydrochloride is a nonselective beta-adrenoceptor blocking agent for beta-1 and beta-2 receptors with no membrane-stabilizing activity but moderate intrinsic sympathomimetic effects.

(Carteolol Hydrochloride, NCI Thesaurus)

A synthetic antihypertensive methoxyphenoxy- 2-propanol derivative with no intrinsic sympathomimetic activity, Carvedilol acts as a nonselective beta-adrenoceptor blocking agent (S(-) enantiomer) and as an alpha 1-adrenoceptor blocker (R(+) and S(-) enantiomers).

(Carvedilol, NCI Thesaurus)