Atelectasis, collapse of a lung or portion of a lung, is most commonly caused by:
a. insufficient surfactant c. airway obstruction
b. immobility d. anesthesia
C
Atelectasis refers to the collapse of a lung or a portion of a lung. The most common cause of atelectasis is airway obstruction. A bronchiole becomes blocked with secretions, and the alveoli distal to it collapse.
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While assessing a patient at the clinic the nurse notes patchy, milky white spots. The nurse knows that this finding is:
A) Cyanosis B) Addison's disease C) Polycythemia D) Vitiligo
As diabetic retinopathy progresses, the presence of "cotton wool" spots can be detected. Cotton wool spots refer to:
a. Nerve fiber layer infarctions. c. Venous beading. b. Blood vessel proliferation. d. Retinal hemorrhage.
Which characterize health inequities? (Select all that apply.)
A) Necessary B) Unfair C) Resulting from social injustices D) Avoidable E) Natural
When reviewing a research article, the nurse notes that a randomized controlled trial (RCT) was used. What should the nurse keep in mind concerning this type of research?
A) Is often considered the gold standard of clinical research evidence B) Yields very limited evidence regarding the results of several similar studies C) Is the most common research methodology used in nursing studies D) Is more commonly a tradition-based approach