What is the primary purpose of a secondary survey in medical rescue?

The primary purpose of a secondary survey in medical rescue is to evaluate additional life-threatening conditions. This step follows an initial assessment where the most critical injuries and conditions are identified. The secondary survey allows rescue personnel to perform a thorough examination of the patient to uncover any other issues that may have been missed initially.

During this comprehensive assessment, responders look for less obvious injuries, such as fractures, internal bleeding, or other complications that could compromise the patient's health if not addressed. By identifying these conditions early, rescuers can provide appropriate interventions or adjustments to their treatment plans before transport. This thoroughness is essential in ensuring that all potential dangers to the patient are recognized and managed effectively, improving the patient's chance of recovery.

The other options, while related to the rescue process, do not capture the essence of the secondary survey as specifically as this choice does. Determining first aid measures, documenting injuries, and preparing for transport are all important components of the rescue process but occur either concurrently or in different phases rather than defining the function of a secondary survey.