Vasoconstrictor (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
- Vasoconstrictor properties of nicotine are well documented, leading to an increase in blood pressure in many users.
- Cold-induced vasoconstrictor response can cause fingers and toes to feel numb and painful in some individuals.
- Stress is a potent vasoconstrictor stimulus, leading to an increase in heart rate and blood pressure.
- The doctor prescribed a vasoconstrictor medication to help control her patient's blood pressure and alleviate symptoms.
- Norepinephrine is a vasoconstrictor that can cause blood vessels to narrow and increase blood pressure when administered in certain medical situations.