Which describes an outlier?
a. A data point with a value outside what is predicted by other data points
b. Any data point far from the median point, but still within 2 standard deviations from the mean.
c. A study result that is directly attributable to randomness.
d. A study score from a subject lost to attrition after the study begins.
ANS: A
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An ambulance medic reported a client was on the way with a traumatic brain injury (TBI). Which of the following symptoms would the nurse expect this client to display?
a. Blurred vision and a headache b. Hypotension and tachycardia c. Irregular heart rate d. Fecal incontinence
During the auscultation of a patient's heart sounds, the nurse asks the patient to turn onto the left side. Why is this position used during the examination?
A) Accentuates aortic murmurs B) Accentuates mitral stenosis C) Accentuates the first heart sound D) Accentuates atrial repolarization
A nurse is providing a community education class on morphine sulfate. Which symptom, chosen by a member of the audience, indicates a need for further teaching with regard to an understand-ing of adverse effects of morphine sulfate?
a. Orthostatic hypotension b. Diarrhea c. Urinary retention d. Bradypnea
In some clients, ingestion bypasses the mouth and delivers nutrients directly into the stomach or small intestine. An example of this would be the client with:
1. a Salem Sump feeding tube. 2. total parenteral nutrition (TPN) via central venous catheter. 3. partial parenteral nutrition (PPN) via intravenous catheter. 4. an ileostomy.