Definition, Meaning & Synonyms

norepinephrine

Noun
/ˌnɔːrˈɛpɪnɛfɪn/
Definition
Norepinephrine is a neurotransmitter and hormone that plays a key role in the body’s ‘fight or flight’ response.
Examples
  • Norepinephrine increases heart rate during stressful situations.
  • The doctor explained how norepinephrine impacts mood and attention.
  • Some medications affect the levels of norepinephrine in the brain.
Meaning
It is involved in regulating various bodily functions including heart rate, blood pressure, and blood glucose levels.
Synonyms
  • Noradrenaline
  • Norepinephrin
  • Stress hormone