Vasoconstrictive (Noun)
Meaning
Any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure.
Classification
Nouns denoting man-made objects.
Examples
- Cigarette smoke contains over 70 known vasoconstrictive chemicals that can cause blood vessels to narrow and restrict blood flow to the body's tissues.
- The doctor warned her patient that excessive consumption of nicotine and caffeine can have vasoconstrictive effects on the body.
- Angiotensin II has a direct vasoconstrictive effect on the renal arteries, leading to an increase in blood pressure.
- The study found that repeated exposure to cold temperatures can activate the body's vasoconstrictive response, reducing blood flow to the extremities.
- Certain medications have a vasoconstrictive effect, which can exacerbate conditions such as Raynaud's disease and hypertension.