Final answer:
The postoperative instruction not meant to control bleeding is engaging in vigorous physical activity. The correct measures include applying direct pressure, elevating the limb, and avoiding hot compresses.
Step-by-step explanation:
The instruction that is not a postoperative measure to control bleeding after a surgical procedure is Engaging in vigorous physical activity. Postoperative care commonly involves measures such as Applying direct pressure to the wound, Elevating the affected limb to reduce blood flow, and Avoiding hot compresses on the surgical site, as these could potentially increase swelling and bleeding. Vigorous physical activity, on the other hand, can increase blood pressure and disrupt clot formation, leading to increased bleeding and a risk of hematoma formation. Therefore, it is advised to avoid such activities during the initial recovery phase.