Final answer:
Pain is a subjective symptom that can be assessed using rating scales or skin conductance fluctuations. It can be categorized as neuropathic or inflammatory, and the most effective treatment option depends on the individual and the nature of the pain.
Step-by-step explanation:
Pain is a subjective symptom experienced by patients and is important for diagnosing disease. To quantitatively assess pain, clinicians may use tools like the Wong-Baker Faces pain-rating scale or measure skin conductance fluctuations. Pain can be categorized as either neuropathic or inflammatory, and the most effective treatment option varies depending on the individual and the nature of the pain.