Final answer:
Music is an effective nonpharmacologic pain relief measure for soothing agitated newborns and comatose clients, providing comfort and relaxation.
Step-by-step explanation:
Among the nonpharmacologic pain relief measures that have been found effective for soothing agitated newborns and comatose clients, music is particularly beneficial. Newborns have a highly developed sense of touch, showing positive responses to soft stroking, cuddling, gentle rocking, massages, and warm baths. However, when it comes to auditory stimulation, a pleasant melody can be soothing and beneficial for promoting relaxation and comfort for both newborns and comatose clients. On the other hand, distraction techniques such as imagery, humor, and certain distractions are generally more suitable for conscious and cognitively able individuals who can engage with these techniques to manage pain or discomfort.