In a study investigating type 2 diabetic patients' ability to make lifestyle changes, the researcher randomly selects a sample from a list of all patients diagnosed with type 2 diabetes in the United States
The researcher also selects the sample by randomly selecting patients diagnosed for 3 years or longer and those who are newly diagnosed. What sampling technique is used in this study?
a. Cluster
b. Quota
c. Stratified random
d. Systematic
ANS: C
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After teaching a client with a spinal cord injury, the nurse assesses the client's understanding. Which client statement indicates a correct understanding of how to prevent respiratory problems at home?
a. "I'll use my incentive spirometer every 2 hours while I'm awake." b. "I'll drink thinned fluids to prevent choking." c. "I'll take cough medicine to prevent excessive coughing." d. "I'll position myself on my right side so I don't aspirate."
In which of the following hospital patients would a nurse be most confident in ruling out the presence of an infection?
A) A 78-year-old man, post hip replacement, who has a temperature of 99.5°F and a loss of appetite. B) A 70-year-old female patient who is newly incontinent of urine and confused. C) A 90-year-old male patient, normally mobile, who is insisting on remaining in bed and has an unsteady gait when walking to the bathroom. D) A 73-year-old woman whose blood pressure is increased and oxygen saturation levels are decreased.
An examiner who discovers unequal movement or uneven gluteal skinfolds during the Ortolani maneuver would then:
a. Tell the parents that one leg may be longer than the other, but they will equal out by the time the infant is walking. b. Alert the physician that the infant has a dislocated hip. c. Inform the parents and physician that molding has not taken place. d. Suggest that, if the condition does not change, surgery to correct vision problems might be needed.
The nurse is counseling a mother who wants her teenage daughter to have a Pap smear and pelvic examination. Which statement by the nurse is most accurate?
a. "If your daughter is over 18, she needs a pelvic examination and Pap smear." b. "A teenager does not need this examina-tion unless she is sexually active." c. "Teach her to have her first examination by the age of 21 at the latest." d. "It is not needed unless you are worried about sexually transmitted diseases."