How does sustainment relate to medical supply and evacuation in Army doctrine?

• A. Sustainment is about field sanitation and hygiene compliance only.
• B. Sustainment ensures continuous medical care through supply support, maintenance, transportation, and medical evacuation, linking logistics to health services.
• C. Sustainment focuses on personnel morale rather than logistics.
• D. Sustainment involves strategic planning for hospital construction.

Answer: (B)

Sustainment in Army doctrine is the support system that keeps operations going by providing the resources and services needed to maintain medical care in the field. It covers the whole chain: medical supply (medications, equipment, blood products, dressings), maintenance of medical equipment, transportation to move supplies and patients, and medical evacuation to get casualties to higher levels of care. By coordinating these elements, sustainment links logistics directly to health services, ensuring continuous, capable medical care even under the pressures of combat or contingency operations.

So the best choice isn’t just about supplies in a shop or a single function; it’s about the integrated effort to keep medical care available—from equipping medics and keeping gear running, to moving patients efficiently to where they can receive advanced treatment. The other options miss this integrated, logistics-to-health-services connection: field sanitation alone is too narrow; morale is important but not the primary focus of sustainment; and strategic hospital construction is about planning capacity, not the on-the-ground flow of medical resources and evacuation.