opiod analgesics

Question 1

Opiod receptor subtypes

Answer 1

Mu receptors:
-Mu 1, Mu 2 receptors

Kappa receptors:
-Kappa 1, Kappa 3 receptors

Delta receptors:
-Delta 1, Delta 2 receptors

Question 2

Endogenous Opioids

Answer 2

Pro-opiomelanocortin peptides:
-B-endorphin

Pro-enkephalin peptides:
-Met-enkephalin and leu-enkephalin

Prodynorphin peptides:
-Dyn-A, Dyn-B, and alpha neo-endorphin

Endomorphins:
-Endomorphin-1; Endomorphin-2

Question 3

Opiod receptors, endogenous ligands, and function

Answer 3

Mu receptors:

Mu1: B-endorphin