0
What else can I help you with?
Causes the blood vessels to contract?
vasoconstrictor
Is epinephrine a vasodilator or vasoconstrictor?
Epinephrine is mainly a vasoconstrictor. It acts on alpha-adrenergic receptors in blood vessels, causing constriction and increasing blood pressure. However, it can also dilate blood vessels in certain tissues, like skeletal muscle, through its actions on beta-adrenergic receptors.
Is a vasoconstrictor a drug the enlarges blood vessels?
False. "Vaso" refers to vessels and "constrictor" means narrowing.
Is a powerful vasoconstrictor that narrows the diameters of blood vessels thereby raising blood pressure?
Yes. Exactly correct.
Does epinephrine cause blood vessels to dilate?
No, epinephrine is a vasoconstrictor. Commonly given to slow bleeding.
Is O2 a vasoconstrictor?
No, oxygen (O2) is not a vasoconstrictor. In fact, oxygen is crucial for vasodilation, which helps to increase blood flow through the blood vessels. Oxygen plays a vital role in maintaining healthy vascular function.
Is marijuana a vasoconstrictor?
No. Marijuana is one of the few drugs that isnt. Type in "vasoconstrictor" into wikipedia to look up the ones that are. Marijuana actually does the opposite and increase blood flow and expand the arteries.
Is nicotine a vasoconstrictor?
Yes; stimulants cause vasoconstriction. Vasoconstriction is the narrowing of the blood vessels. Narrow blood vessels increase the risk of plaque build up and life-threatening cardiac events such as a blood clot.
Does cocain make the blood vessels in your brain contract or expand?
Blood vessels in the brain of a cocaine user will narrow so that means the vessels contract.
What is angiotensin?
Angiotesin is a group of pepticides tha act as vasoconstrictor to narrow blood vesselsAn angiotensin is any of several polypeptides which narrow blood vessels and regulate arterial pressure.
Is alcohol a vasoconstrictor?
Alcohol is a vasodilator, meaning it causes the blood vessels to relax and widen, leading to increased blood flow. This can contribute to flushing of the skin and a feeling of warmth.
Do blood vessels constrict or expand when a person overheats?
yes
