The most pronounced levels of tolerance to heroin can be observed in the degree of __________.

Question

Quizplus · Accepted Answer

Tolerance to heroin, like many opioids, affects multiple aspects of its pharmacological effects. Over time, users require higher doses to achieve the same effects, which includes analgesia (pain relief), euphoria (intense joy), and respiratory depression (slowed breathing). Tolerance develops at different rates for these effects, but it is pronounced in all of them, making "all of the above" the correct choice.

The Most Pronounced Levels of Tolerance to Heroin Can Be