A pterygium is more common in people heavily exposed to:
a. high altitudes.
b. tuberculosis.
c. ultraviolet light.
d. cigarette smoke.
C
Persons heavily exposed to ultraviolet light are more susceptible to the development of a ptery-gium.
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A newly hired certified nurse?s aide (CNA) has been 15 minutes late returning from mealtime 4 days this week. The nurse manager coaches the employee and finds that the CNA thought meal breaks were 45 minutes
What is the most appropriate response from the nurse manager? 1. Document the tardy behavior in the CNA?s record. 2. Show the CNA the break hours in the employee handbook. 3. Warn the CNA tardiness is not tolerated and follow up in 2 weeks. 4. Warn the CNA that the charge nurse will be timing future meal breaks.
The nurse is caring for a patient who has a diagnosis of paroxysmal nocturnal hemoglobinuria. When planning this patient's care, the nurse should recognize the patient's heightened risk of what complication?
A) Venous thromboembolism B) Acute respiratory distress syndrome (ARDS) C) Myocardial infarction D) Hypertensive urgency
A patient presents to the emergency room with characteristics of atherosclerosis. What characteristics would the patient display?
A) Fatty deposits in the lumen of arteries B) Cholesterol plugs in the lumen of veins C) Blood clots in the arteries D) Emboli in the veins
A patient has been brought to the emergency department (ED) with signs and symptoms of a stroke and a stat computed tomography (CT) head scan has been ordered
The ED nurse should know that the image that results from CT indicates distinguishing differences based on which of the following variables? A) Proximity to the CT scanner B) Variations in tissue density C) Metabolic activity D) Oxygen consumption