Definition of serotonin in English:
A compound present in blood platelets and serum that constricts the blood vessels and acts as a neurotransmitter.
- Tryptophan is an amino acid that serves as a precursor to the neurotransmitter serotonin.
- These physiological changes decrease patients' pain thresholds and thereby increase pain sensation, anxiety, fear, and the release of pain transmitters, such as histamines, serotonins, kinins, and prostaglandins.
- These work by raising the levels of the chemicals serotonin and noradrenaline in the brain, which both tend to elevate the mood.
Definition of serotonin in:
- British & World English dictionary
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