NOREPINEPHRINE

Pronunciation (US):

(GB):

 Dictionary entry overview: What does norepinephrine mean? 

• NOREPINEPHRINE (noun)
  The noun NOREPINEPHRINE has 1 sense:

1. a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses

  Familiarity information: NOREPINEPHRINE used as a noun is very rare.

 Dictionary entry details 

• NOREPINEPHRINE (noun)

Sense 1

Meaning:

A catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses

Classified under:

Nouns denoting body parts

Synonyms:

noradrenaline; norepinephrine

Hypernyms ("norepinephrine" is a kind of...):

pressor; vasoconstrictive; vasoconstrictor (any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure)

monoamine neurotransmitter (a monoamine that is functionally important in neural transmission)

catecholamine (any of a group of chemicals including epinephrine and norepinephrine that are produced in the medulla of the adrenal gland)

 Context examples 

A measurement of the norepinephrine hormone in a biological specimen.

(Noradrenaline Measurement, NCI Thesaurus/CDISC)

Norepinephrine is released from the adrenal gland in response to stress and low blood pressure.

(Norepinephrine, NCI Dictionary)

Mirtazapine increases the levels of the chemicals serotonin and norepinephrine in the brain, which helps improve mood.

(Mirtazapine, NCI Dictionary)

A tricyclic antidepressant that acts by reducing the re-uptake of norepinephrine and serotonin in the central nervous system, thereby enhancing the effects of these neurotransmitters.

(Clomipramine, NCI Thesaurus)

Aventyl increases the levels of norepinephrine and other natural chemicals in the brain.

(Aventyl, NCI Dictionary)

A finding indicating that an excess amount of norepinephrine is secreted by a tumor.

(Norepinephrine-Secreting, NCI Thesaurus)

Nortriptyline increases the levels of norepinephrine and other natural chemicals in the brain.

(Nortriptyline, NCI Dictionary)

Reflex tachycardia may occur and may be enhanced by blockade of alpha-2 receptors which enhances norepinephrine release.

(Phenoxybenzamine, NCI Thesaurus)

Phenylalanine is converted to tyrosine, used in the biosynthesis of dopamine and norepinephrine neurotransmitters.

(Phenylalanine, NCI Thesaurus)

As a result, this prolongs activities of dopamine and norepinephrine and leads to central nervous system (CNS) stimulation and metabolic effects, including appetite-suppression, decreased gastric acid secretion and increased blood pressure.

(Phendimetrazine Tartrate, NCI Thesaurus)