Betekenis van:
dopamine

dopamine
Zelfstandig naamwoord
    • a monoamine neurotransmitter found in the brain and essential for the normal functioning of the central nervous system; as a drug (trade names Dopastat and Intropin) it is used to treat shock and hypotension

    Synoniemen

    Hyperoniemen


    Voorbeeldzinnen

    1. dopamine
    2. Dopamine
    3. Identification of alternatives: dopamine.
    4. Identification of alternatives: dopamine, dobutamine.
    5. In foals dopamine is used in preference to dobutamine.
    6. Discussion of the specific advantages: required where dopamine and dobutamine are ineffective.
    7. Discussion of the specific advantages: dopamine is required in horses that do not respond to dobutamine.
    8. Discussion of the specific advantages: positive inotrope therapy, probably more used than dopamine but preferences vary.
    9. Discussion of the specific advantages: dopamine antagonist and up-regulates prolactin production.
    10. Hence ephedrine, which causes noradrenaline release at the nerve endings, thereby increasing cardiac contractility and obtunding hypotension, is used when dobutamine and dopamine are ineffective.
    11. Ephedrine lasts minutes to hours and is effective after a single intravenous injection, whereas dobutamine and dopamine last only a few seconds or minutes and must be given by infusion.
    12. Discussion of the specific advantages: Metoclopramide is a substituted benzamide with several mechanisms of action: (1) it is a dopamine receptor antagonist; (2) it augments the release of acetylcholine from intrinsic cholinergic neurons and (3) it has adrenergic blocking activity.