Which of the following action is ascribed to delta type of opioid receptors?: (A) Supraspinal analgesia, (B) Respiratory depression, (C) Euphoria, (D) Reduced intenstinal motility
Answer is A. Ref: KDT 6/e p462 Both spinal as well as suprapinal analgesia is mediated by all three opioid receptors i.e.u,k. Other actions mentioned in the question are mainly mediated by m receptors.