A dancer has suffered a fall injury, which will prevent participation in a much anticipated event. The fall is classified as which of the following?
A) Stressor
B) Adaptation
C) Chronic stress
D) Resolution
Ans: A
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When does the researcher set the level of significance for rejecting the statistical null hypothesis?
1. Once enough data are collected to show a definite trend. 2. Before data are collected. 3. After data are analyzed. 4. Just before study findings are published.
The charge nurse has a Vigileo pulse contour cardiac output monitoring system available for use in the surgical intensive care unit. For which patient is use of this device most appropriate?
a. A patient with a history of aortic insufficiency admitted with a postoperative myocardial infarction b. A mechanically ventilated patient with cardiogenic shock being treated with an intraaortic balloon pump c. A patient with a history of atrial fibrillation having frequent episodes of paroxysmal supraventricular tachycardia d. A mechanically ventilated patient admitted following repair of an acute bowel obstruction
A patient in the long-term reorganization phase of the rape trauma syndrome has experienced intrusive thoughts of the rape and developed a fear of being alone. Which finding demonstrates the patient has made improvement? The patient:
a. temporarily withdraws from social situations. b. plans coping strategies for fearful situations. c. uses increased activity to reduce fear. d. expresses a desire to be with others.
The registered nurse explains to the registered practical nurse that a false high blood pressure reading may be assessed if the registered practical nurse does which of the following?
a. Wraps the cuff too loosely around the arm b. Deflates the cuff too quickly c. Repeats the blood pressure assessment too soon d. Presses the stethoscope too firmly in the antecubital fossa