\"you must avoid hyperextending your neck after surgery.\"-rationale: to prevent undue pressure on the surgical incision after subtotal thyroidectomy, the nurse should advise the client to avoid hyperextending the neck. the client may elevate the head of the bed as desired and should perform deep breathing and coughing to help prevent pneumonia. subtotal thyroidectomy doesnt affect swallowing. client needs category: safe, effective care environment client needs subcategory: safety and infection control cognitive level: comprehension reference: smeltzer, s.c., et al. brunner and suddarths textbook of medical surgical-nursing,11th ed. philadelphia: lippincott williams & wilkins, 2008, p. 1469.