Final answer:
Signs and symptoms that are integral to the disease or condition are both used in diagnosing a disease and prescribing treatment.
Step-by-step explanation:
Signs and symptoms that are integral to the disease or condition are both used in diagnosing a disease and prescribing treatment. Signs are objective and measurable, such as changes in vital signs or the presence of antibodies in blood tests. Symptoms, on the other hand, are subjective and experienced by the patient, like pain or nausea.