What is vasoconscription?

Answer 1

Do you mean vasoconstriction, the narrowing of blood vessels.

Answer 2

There seems to be a typo in your question. However, if you meant "vasoconstriction," it is the narrowing of blood vessels, which leads to an increase in blood pressure and a reduction in blood flow to tissues. This process is often regulated by hormones and the nervous system to help maintain blood pressure and temperature regulation in the body.