Which preoperative task may be delegated to the nursing assistant?

A) Apply the patient's thromboembolism deterrent (TED) stockings.
B) Teach the patient how to perform incentive spirometry exercises.
C) Witness the patient's signature on the informed consent document.
D) Make sure that the patient swallowed the prescribed preoperative medication.

Thromboembolism Deterrent

Any measure or treatment used to prevent the formation or migration of blood clots, reducing the risk of venous thromboembolism.

Informed Consent

A procedure ensuring a patient or participant is fully aware of the potential risks and benefits involved in a treatment or activity before agreeing to it.

Preoperative Medication

Drugs given before surgery to improve outcomes, like reducing anxiety or preventing infections.