Final answer:
The history is obtained first when the patient is responsive because it provides important information about the patient's medical history, symptoms, and any potential underlying conditions.
Step-by-step explanation:
The history is obtained first when the patient is responsive because it provides important information about the patient's medical history, symptoms, and any potential underlying conditions. This information can help the healthcare provider determine the possible causes of the patient's current condition and guide the subsequent physical examination and treatment plan.