Which of the following is not an analgesic (pain reliever)found naturally in the central nervous system?
A) Endogenous opioid
B) Dynorphin
C) Enkephalins
D) Endorphins
E) Bradykinin

Question

Quizplus · Accepted Answer

Bradykinin is not an analgesic found naturally in the central nervous system. It is a peptide that can actually cause pain by sensitizing nociceptors (pain receptors). The other options (A, B, C, D) are all types of endogenous opioids that can act as analgesics.

Which of the Following Is Not an Analgesic (Pain Reliever)found