Gauze used for packing wounds is primarily intended for what purpose?

Gauze used for packing wounds is primarily intended to control bleeding, particularly in cases of severe wounds where direct pressure may not be sufficient. When gauze is packed into a wound, it helps to absorb blood, provides a physical barrier to bleeding, and promotes clot formation by applying pressure directly to the bleeding site. This is critical in trauma situations where rapid and effective hemorrhage control is necessary. By packing the wound with gauze, it also limits the space for blood to pool, further aiding in the cessation of blood loss.

The other options do not accurately reflect the primary function of gauze packing. While it can provide some insulation or contribute to preventing infection in a secondary role, those are not its main purposes in the context of tactical combat casualty care. Thus, understanding the critical role of gauze in managing major hemorrhage is essential for effective trauma care practices.