Usability tests are systematic and structured examinations of the effectiveness, efficiency or satisfaction of any component or interactions in the human–computer interaction framework(s)
Which of the following is an example of a usability test? 1. Identifying appropriate hours to offer patients sleep medication
2. Completing a longitudinal study of nursing effectiveness during lunch hours
3. Exploring time management strategies in central supply
4. Describing the satisfaction with a new computerized provider order entry (CPOE) application.
4
Rationale: Usability studies can be simple or complex. Usability studies can be done at any point in the expanded systems life cycle, 28 from clarifying users' requirements, to initial design or redesign using paper prototypes or simple computerized applications, to iterative prototype development, system selection, product customization or evaluating the impact of a system during and after installation.
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The patient has been diagnosed with severe mitral valve stenosis. What physical changes would the nurse expect to find as a result of the stenosis?
A) Prolonged capillary refill B) Normal left atrial and ventricular pressures C) Clear lung sounds D) Angina pectoris
Which therapeutic communication technique is being used in the following nurse-client interaction? Client: "My father spanked me often." Nurse: "Your father was a harsh disciplinarian."
1. Restatement 2. Offering general leads 3. Focusing 4. Accepting
In the Unity Healthcare organization, decisions, including those at the unit level, are made by a group of senior executives. Rules for employees are clear, and nursing care is delineated by pro-cedures and protocols. This exemplifies:
a. Transformational leadership. b. Transactional leadership. c. Bureaucratic organization. d. Chaos theory.
The nurse is working with several clients in a fitness setting. Which of the following individuals would the nurse know is meeting the age-appropriate recommendations for physical activity developed by the Centers for Disease Control?
1. A 37 year old who lifts weights for one hour twice per week 2. A 42 year old who walks at a slow pace for 60 minutes 4 days per week 3. A 45 year old who walks briskly for 30 minutes 6 days per week 4. A 57 year old who swims for 20 minutes twice per week