The most effective method of controlling extraneous variables is by:
A) Analysis of covariance
B) Matching
C) Randomization
D) Homogeneity
C
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A hospitalized client uses a transdermal fentanyl (Duragesic) patch for chronic pain. What action by the nurse is most important for client safety?
a. Assess and record the client's pain every 4 hours. b. Ensure the client is eating a high-fiber diet. c. Monitor the client's bowel function every shift. d. Remove the old patch when applying the new one.
A client with a history of insomnia is scheduled for a polysomnogram that requires an overnight stay in a sleep laboratory. Which additional information about this test should the nurse provide to the client?
A) The test occurs 2 hours after awakening from the overnight sleep study. B) The test requires a 24-hour interval of sleep deprivation. C) The test records the biophysical changes the client experiences during sleep. D) The test consists of five 20-minute nap trials.
A nurse is caring for an older adult client in a long-term care facility. What is the nurse's understanding of replicative senescence?
A) It refers to the brain's ability to recall memories. B) It is the limitation of the number of times a cell can divide. C) It is the body's ability to repair cells damaged by reactive oxygen species (ROS). D) It is caused by decreased caloric intake.
In which situation is the nurse allowed to breech a client's right of confidentiality?
a. A local politician is admitted after an au-tomobile accident in which he was ine-briated. b. An 18-year-old unwed teenager seeks an abortion at an abortion clinic. c. A 32-year-old housewife comes to the emergency room for care after being raped in a parking lot. d. An important member of the business community is treated for cuts and bruises after a fight with his neighbor.