The nurse is caring for a patient scheduled for a thyroidectomy. Which instruction should be included in the preoperative care?

lodine will be administered in the 2 weeks before surgery to increase the level of thyroid hormone being released into the bloodstream.

Salt should be avoided during the 2 weeks before surgery.

Medications will be administered to increase the vascularity of the gland before

Medications will be administered in the 2 weeks before surgery to reduce the vascularity of the gland.