The nurse is assessing an adult patient's heart sounds. In which order should the nurse hear the sounds?
A. S2, then S3
B. S3, then S4
C. S2, then S1
D. S1, then S2
Answer: D
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A mother is concerned about what might have caused a heat rash on her infant. The nurse observes tiny pinhead-sized reddened papules on the infant's neck and axilla. What does the nurse explain as the most likely cause of this rash?
a. Sun exposure b. Allergic reaction c. Infection d. Heat and moisture
A 12-year-old child has been diagnosed with long QT syndrome. Which teaching by the nurse is most important?
A. No driving until rhythm disturbances are controlled for 6 months. B. Parents and siblings of the child need to be tested for the disorder. C. The child cannot participate in any contact sports for a year. D. Watch the child for symptoms of heart failure or infection.
When validity of an instrument is determined, the nurse researcher assesses what? (Select all that apply.)
a. Stability b. Variance c. Accuracy d. Precision
A client is taking a drug that is moderately highly protein bound. Several days later, the client takes a second drug that is 90% protein bound. What is most likely to have occurred as a result of this administration?
a. The first drug remains protein bound. b. The first drug becomes increasingly inactive. c. The first drug is released from the protein and becomes more pharmacologically active. d. The second drug becomes more active.