norepinephrine

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Electroactive compounds such as dopamine, norepinephrine, and O / sub 2 / can also be measured.

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Definitions (3)

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  1. noun A substance, C8H11NO3, both a hormone and neurotransmitter, secreted by the adrenal medulla and the nerve endings of the sympathetic nervous system to cause vasoconstriction and increases in heart rate, blood pressure, and the sugar level of the blood. Also called noradrenaline.

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Examples (50)

  • Stimulants sharpen concentration and increase the activity of the brain chemicals called dopamine and norepinephrine, which are believed to be imbalanced in adults with ADHD. —  WebMD Health
  • Although the exact way that Cymbalta works in people is unknown, it is believed to be related to an increase in the activity of serotonin and norepinephrine which are two naturally occurring substances in the brain and spinal cord. —  WebMD Health
  • Mood stabilizing • Mode of action - Normalizes the reuptake of certain neurotransmitters such as serotonin, norepinephrine, acetylcholine and dopamine - Reduces the release of norepinephrine thru competition with calcium - Effects intracellularly • Lag period: 7-10 to —  Recently Uploaded Slideshows
  • "We noticed that all three of these proteins increased in response to the norepinephrine," —  innovations-report
  • Stress normally triggers the hormone norepinephrine, which causes the body's heart rate and blood pressure to rise. —  The Rebel Yell
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