epinephrine
pronunciation
How to pronounce epinephrine in British English:
UK [ˌepɪ'nefrɪn]
How to pronounce epinephrine in American English:
US [ˌepə'nefrɪn]
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- Noun:
- a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action
Word Origin
- epinephrine (n.)
- "adrenaline," 1883, from epi- "upon" + Greek nephros "kidney" (see nephron) + chemical suffix -ine (2). So called because the adrenal glands are on the kidneys.
Example
- 1. Lymphocytosis occurs in some species , especially the cat , as a response to epinephrine secretion .
- 2. He found higher levels of epinephrine , the stress hormone , in the morning urine of lonely people .
- 3. Given for severe allergic reactions , an epinephrine shot ( epipen , epipen jr , twinject ) can reduce symptoms until you get emergency treatment .
- 4. If you carry an epinephrine auto-injector ( such as epipen , epipen jr or twinject ) , give yourself a shot right away .
- 5. These adrenal-produced hormones include cortisol , aldosterone , the adrenaline hormones epinephrine and norepinephrine and a small fraction of the body 's sex hormones ( estrogen and androgens ) .