While auscultating a patient's lungs, a nurse hears an audible, high-pitched crowing sound. The nurse identifies this sound as
1. Rhonchi.
2. Stridor.
3. Wheezes.
4. Rales.
ANS: 2
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On an electrocardiogram (ECG), an anterior wall myocardial infarction is demonstrated on leads:
A. II, III, AVR B. II, III, AVF C. V1, V2, V3, V4 D. I, AVL, V5, V6
A nurse's research question is, "How does maternal employment among health care professionals affect infant health during the first 6 months of life?" In this question, what is the dependent variable?
a. Infant health b. Maternal employment c. First 6 months of life d. Health care professionals
A new mother is preparing for discharge. She plans on bottle feeding her baby. Which statement indicates to the nurse that the mom needs more information about bottle feeding?
a. "I should encourage my baby to consume the entire amount of formula prepared for each feeding." b. "I can make up a 24-hour supply of formula and refrigerate the bottles so I am ready to feed my baby." c. "I will hold my baby in a cradle hold and alternate sides from left to right when I feed my baby." d. "I will generally feed my baby every 3 to 4 hours or more as signs of hunger are displayed."
The probability of committing a Type II error:
a. Is greater when ? is .01 than when ? is .05 b. Is always greater than the probability of committing a Type I error c. Is equivalent to 1 - ? d. Is under the control of researchers by establishing a level for ?