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cardiovascular system

consists of two parts, the heart and the blood vessels. It is a system for distributing oxygen and nutrients to the organs in the body. Heart rate, blood pressure and local blood volume are three measures of cardiovascular activity commonly used in research by psychophysiologists.

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Psychology term of the day

September 20th 2021

cross tolerance

this phenomenon arises in some drug categories, such as theopiates (heroin, morphine etc) and tryptamines (LSD,mescaline and psilocybin) when the prolonged use of one drugin the group results in the development of tolerance to theothers opioids.