A nurse is told that a screening test has high specificity. This means that the test
a. Provides precise and consistent readings
b. Accurately identifies those with the condition or trait
c. Accurately identifies those without the trait
d. Has a high level of false positives
ANS: C
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A nursing home resident who has type 1 diabetes mellitus is gradually requiring more and more insulin on an as-needed (PRN) basis to treat hyperglycemia
Which of the following should the nurse assess to plan care for improving this individual's glucose metabolism? a. New-onset urinary tract infection b. Trends over time in activity level c. Sudden increase in caloric intake d. Big change in diabetic medication use
The critical care nurse recognizes that which of the following conditions may indicate the need for a patient to have a tracheostomy?
A) A patient with a respiratory rate of 10 breaths/min B) A patient who requires permanent ventilation C) A patient who exhibits symptoms of dyspnea D) A patient with respiratory acidosis
What factor might explain why a client would receive 100 mg of propylthiouracil (PTU) daily instead of the usual initial daily dose of 300 mg?
a. the client's age b. the fact that hyperthyroidism is caused by a nodule, not hypertrophy c. the length of time the client has had the condition d. the client's history of hypersensitivity to the drug
The nurse is assessing a client with early signs of dementia. The nurse asks the client what he ate for breakfast that morning. The purpose of this question is to determine which of the following?
A) Orientation B) Food preferences C) Recent memory D) Remote memory