单项选择题

The nurse is caring for a client with acute osteomyelitis in the right tibia. Which of the following measures is most appropriate when repositioning the client's leg

A．Hold the leg by the ankle when repositioning to avoid touching the tibia.
B．Support the leg above and below the affected area when positioning.
C．Have the client move the leg by himself to decrease pain.
D．Apply warm moist compresses to the leg before repositioning.

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单项选择题

A client with heart failure asks the nurse about the reason for taking enalapril maleate. The nurse would explain that the medication is prescribed for which of the following reason

A．Lower the blood pressure by increasing peripheral vasoconstriction.
B．Lower the heart rate by slowing the conduetion system.
C．Block the conversion of angiotensin Ⅰ to angiotensin Ⅱ.
D．Increase myocardial contractility, thereby improving cardiac output.

单项选择题

Which of the following signs and symptoms is classic for a patient with rheumatoid arthritis

A．Joint swelling, joint stiffness in the morning, and bilateral joint involvement.
B．Crepitus, development of Heberden's nodes, and anemia.
C．Pain on weight-bearing, rash, and low-grade fever.
D．Fatigue, leukopenia, and joint pain.