Organ or Tissue Function
vasoconstriction Audio
vas·o·con·stric·tion [ vas-oh-kuhn-strik-shuhn, vey-zoh- ]
Subclass of:
Hemodynamics
Definitions related to vascular constriction (function):
  • (vasoconstriction) A decrease in the diameter of blood vessels, especially arteries, due to constriction of smooth muscle cells that line the vessels, and usually causing an increase in blood pressure.
    Gene Ontology Dictionary
    Gene Ontology Consortium, 2021
  • (vasoconstriction) Narrowing of the blood vessels without anatomic change.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • (vasoconstriction) The physiological narrowing of BLOOD VESSELS by contraction of the VASCULAR SMOOTH MUSCLE.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (vasoconstriction) Vasoconstriction involves narrowing of a blood vessel lumen due to smooth muscle contraction in the vessel wall and leads to decreased blood flow.
    NCI
    U.S. National Cancer Institute, 2021
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