The main purpose of surgical hand asepsis is to
A. reduce the chance for contamination of the patient if the gloves become punctured or torn.
B. clean and sterilize the hands before putting on sterile gloves.
C. eliminate allergic reactions on DHCP hands in warm, moist environment beneath the gloves.
D. prevent the contamination of DHCP skin with patient microbes penetrating through unnoticed
pinholes in the gloves used during patient treatment.

Mr. will, a 67-year-old patient, is postoperative day 2 after a coronary artery bypass graft operation to revascularize his coronary arteries that were significantly blocked. he has a midline incision of his chest and a 7-inch incision on the inner aspect of his right thigh where a saphenous vein graft was harvested and used to vascularize the blocked coronary artery. the surgeon ordered oxycodone 5 mg every 4 hours prn for moderate pain and oxycodone 10 mg every 4 hours prn for severe pain. a. considering the patient's age, what medication administration considerations should the nurse incorporate into the pain management plan and why? b. what measures should the nurse provide the patient to prevent adverse effects of analgesic agents from occurring? c. what nonpharmacologic pain management methods should the nurse teach to mr. will to assist with pain management?