To generalize results from drug studies to a larger population, the nurse researcher employs which strategy?
a. Pure experimentation
b. Placebo treatment
c. Open-label study
d. Probability sampling
ANS: D
A statistical method called probability sampling (subjects are randomly selected from the entire population) is typically used to provide relative confidence in the generalization of findings.
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A patient developed a severe contact dermatitis of the hands, arms, and lower legs after spending an afternoon picking strawberries
The patient states that the itching is severe and cannot keep from scratching. Which instruction would be most helpful in managing the pruritus? a. Use cool, wet dressings and baths to promote vasoconstriction. b. Trim the fingernails short to prevent skin damage from scratching. c. Expose the areas to the sun to promote drying and healing of the lesions. d. Wear cotton gloves and cover all other affected areas with clothing to prevent environmental irritation.
The patient has become very dyspneic, respirations are 32, and the pulse is 100. The patient is coughing up frothy red sputum. What should be the initial nursing intervention?
a. Lay the patient flat to reduce hypotension and the symptoms of cardiogenic shock. b. Place patient in side-lying position to reduce the symptoms of atrial fibrillation. c. Place patient upright with legs in dependent position to reduce the symptoms of pulmonary edema. d. Lay the patient flat and elevate the feet to increase venous return in cardiogenic shock.
The nurse caring for a patient in acute renal failure should expect hypertonic glucose, insulin infusions, and sodium bicarbonate to be used to treat:
A) Hypernatremia B) Hypokalemia C) Hyperkalemia D) Hypercalcemia
Sulfasalazine is the recommended medication for treatment of Crohn's disease. Patient teaching should include:
a. taking medication 2 hours before meals. b. limiting fluid intake. c. ensuring adequate hydration to prevent crystallization in kidneys. d. increased effectiveness of oral contraceptives.