What immediate action should be taken for a patient with an open wound?

Controlling bleeding with direct pressure is the correct immediate action for a patient with an open wound. When an open wound occurs, the body's first response is to initiate clotting to minimize blood loss. Applying direct pressure to the wound helps to compress the blood vessels, which can slow down or stop the bleeding. This is a critical step in trauma management and is often the most effective way to control hemorrhage until further medical intervention can be provided.

Other options, such as applying a tourniquet, cleaning the wound, or ignoring it, are not appropriate immediate actions. A tourniquet is typically reserved for severe, uncontrolled bleeding in extremities and is not needed for every open wound. Cleaning a wound with soap and water may be necessary later but should not be the first action if there is significant bleeding. Ignoring the wound, even if it appears minor, can lead to complications such as infection or worsening of the injury. Thus, prioritizing direct pressure addresses the most immediate concern in managing an open wound.