Narcotics act on the central nervous system by producing a _____ effect.%0D%0A%0D%0A%09a)%09soothing%0D%0A%09b)%09lulling%0D%0A%09c)%09dulling%0D%0A%09d)%09all of the above

1 answer

The correct answer is: d) all of the above.

Narcotics can have soothing, lulling, and dulling effects on the central nervous system.