Which statement best explains the relationship between diet and osteoporosis?
cholesterol blocks calcium from reaching bone cells. a diet that is high in cholesterol can lead to osteoporosis.
calcium and phosphorus build strong and flexible bones. a diet that lacks these nutrients can lead to osteoporosis.
protein and iron build strong and flexible bones. a diet that lacks these nutrients can lead to osteoporosis.

You are assessing an 86-year-old postoperative patient who has an unexpressive, stoic demeanor. when you enter the room, the patient is curled into the fetal position and your assessment reveals that his vital signs are elevated and he is diaphoretic. you ask the patient what his pain level is on a 0-to-10 scale that you explained to the patient prior to surgery. the patient indicates a pain level of “three or so.” you review your pain-management orders and find that all medications are ordered prn. how would you treat this patient's pain?