Final answer:
The nurse should prepare to administer Novolog (aspart) insulin to the patient.
Step-by-step explanation:
The nurse should prepare to administer c. novolog (aspart) insulin to the patient with an elevated blood glucose level of 685 mg/dL. Novolog (aspart) insulin is a fast-acting insulin that is commonly used for patients who require rapid glucose lowering. Its onset of action is typically within 15 minutes, allowing for quick intervention in emergency situations.