Which bones are affected in Legg-Calvé-Perthes disease?
a. Heads of the femur
b. Distal femurs
c. Heads of the humerus
d. Distal tibias
Ans: a. Heads of the femur
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The nurse is teaching a class on preventing osteoporosis to a group of perimenopausal women. Which of these actions is the best way to prevent or delay bone loss in this group?
a. Taking calcium and vitamin D supplements b. Taking medications to prevent osteoporosis c. Performing physical activity, such as fast walking d. Assessing bone density annually
What is the most important cause of pulmonary artery constriction?
a. Low alveolar partial pressure of arterial oxygen (PaO2) b. Hyperventilation c. Respiratory alkalosis d. Epinephrine
A patient is experiencing gastroparesis, which medication would be prescribed for this patient?
A. Ondansetron (Zofran) B. Aluminum hydroxide (AlternaGel) C. Promethazine (Phenergan) D. Metoclopramide (Reglan)
A client is scheduled for an excretory urography at 10 a.m. An order directs the nurse to insert a saline lock I.V. device at 9:30 a.m.. The client requests a local anesthetic for the I.V. procedure and the physician orders lidocaine-prilocaine cream (EMLA cream). The nurse should apply the cream at:
a) 7:30 a.m. b) 8:30 a.m. c) 9 a.m. d) 9:30 a.m.