epinephrine


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Related to epinephrine: epinephrine reversal, racemic epinephrine

ep·i·neph·rine

also ep·i·neph·rin  (ĕp′ə-nĕf′rĭn)
n.
1. A hormone secreted by the adrenal medulla that is released into the bloodstream in response to physical or mental stress, as from fear or injury. It initiates many bodily responses, including the stimulation of heart action and an increase in blood pressure, metabolic rate, and blood glucose concentration. Also called adrenaline.
2. A white to brownish crystalline compound, C9H13NO3, isolated from the adrenal glands of certain mammals or synthesized and used in medicine as a heart stimulant, vasoconstrictor, and bronchial relaxant.

epinephrine

(ˌɛpɪˈnɛfrɪn; -riːn) or

epinephrin

n
(Biochemistry) a US name for adrenaline
[C19: from epi- + nephro- + -ine2]

ep•i•neph•rine

or ep•i•neph•rin

(ˌɛp əˈnɛf rɪn)

n.
1. a hormone secreted by the adrenal medulla upon stimulation by the central nervous system in response to stress, as anger or fear, and acting to increase heart rate, blood pressure, cardiac output, and carbohydrate metabolism.
2. a commercial preparation of this substance, used chiefly as a heart stimulant and antiasthmatic.
Also called adrenaline.
[1895–1900; epi- + Greek nephr(ós) kidney + -ine2]

ep·i·neph·rine

(ĕp′ə-nĕf′rĭn)
A hormone secreted by the adrenal gland in response to physical or mental stress, as from fear. The release of epinephrine causes the heart to beat faster and more strongly, the pupils to dilate, and the rate of breathing to increase. Epinephrine also causes an increase in the amount of sugar in the blood, which can be used by the body as fuel when more alertness or greater physical effort is needed. Also called adrenaline.

epinephrine

(or adrenaline) A hormone produced by the adrenal glands to prepare the body for “fight or flight” in conditions of stress.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.epinephrine - a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin)epinephrine - a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action
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
endocrine, hormone, internal secretion - the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
neurotransmitter - a neurochemical that transmits nerve impulses across a synapse
catecholamine - any of a group of chemicals including epinephrine and norepinephrine that are produced in the medulla of the adrenal gland
Translations
AdrenalinEpinephrin
efedriini

ep·i·neph·rine

n. epinefrina. V.: adrenaline

epinephrine

n epinefrina
References in periodicals archive ?
The procedure begins with the application of a vasoconstrictor such as 1:1,000 topical epinephrine on a cotton pledget followed by an injection of 1% lidocaine with epinephrine in the area to be dilated.
With anaphylaxis incidents increasing in camp and outdoor settings, how are we preparing staff of these programs in regards to administering epinephrine or other rescue medications?
In addition, 12 states have already passed laws allowing students, with proper authorization, to possess and use their prescribed epinephrine during the school day.
These showed a clear drop in the concentration of norepinephrine, but not cortisol or epinephrine, the researchers report in an upcoming Proceedings of the National Academy of Sciences.
What is the difference between epinephrine and norepinephrine?
Only 17 patients (22%) received a prescription for subcutaneous epinephrine at discharge, and only 19 (24%) received instructions for a follow-up visit with an allergist, Dr.
The surgeon asked Nurse Randall Quinley, the circulating surgical nurse, to obtain some epinephrine to control the bleeding.
When the pornography addict indulges in his habit, the adrenal gland secretes the chemical epinephrine into the blood stream.
The ambulance that responded didn't carry emergency epinephrine (adrenaline), which might have saved Kristine's life.
Adamis Pharmaceuticals Corporation provided an update on data from its presentation entitled "Human Factors Study of A Newly Approved Epinephrine Prefilled Syringe for the Emergency Treatment of Allergic Reactions Including Anaphylaxis".
1 mg, a version of its epinephrine auto-injector for infants and small children.