A 13-year-old hemophiliac is hospitalized for hemarthrosis of his right knee. To relieve the pain, the nurse should:

A 2-month-old infant is receiving IV fluids with a volume control set. The nurse uses this type of tubing because it:

A 14-year-old teenager is demonstrating behavior indicative of an obsessive-compulsive disorder. She is obsessed with her appearance. She will not leave her room until her hair, clothes, and makeup are perfect.
She always dresses immaculately. Recently, she expressed disgust over her appearance after she gained
5 lb. After observing a marked weight loss over a 2-week period, her mother suspects that she is experiencing bulimia. She eats everything on her plate, then runs to the bathroom. In interviewing the teenager, she discusses in great detail all of the events leading to her bulimia, but not her feelings. What defense mechanism is she using?

A 22-year-old client presents with a diagnosis of antisocial personality disorder and a history of using drugs, writing numerous checks with insufficient funds, and stealing. He appears charming and intelligent, and the other clients are impressed and want to be liked by him. The greatest problem that may arise from this situation is that:

A 74-year-old female client is 3 days postoperative. She has an indwelling catheter and has been progressing well. While the nurse is in the room, the client states, "Oh dear, I feel like I have to urinate again!" Which of the following is the most appropriate initial nursing response?