Sensitivity and specificity are important criteria for screening and diagnostic instruments. What is sensitivity?
A) Different method of measuring the same attributes yielding similar results
B) Ability to differentiate the construct being measured from other similar concepts
C) Instrument's ability to identify a case correctly
D) Instrument's ability to identify noncases correctly.
C
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When the nursing student prepares to administer an injectable medication to a client for the first time, after practicing in the skills lab, the student should do which of the following? Select all that apply
Standard Text: Select all that apply. 1. Establish a therapeutic relationship with the client and family. 2. Review the facility policy on medication administration. 3. Explain the procedure to the client. 4. Request supervision from the instructor. 5. Call the physician to verify the order.
Which action by the nurse is appropriate when testing for Homans' sign?
1. Pointing the client's toes down 2. Having the client point the toes up toward the calf 3. Flexing the client's toes as wide apart as possible 4. Rotating the client's foot
The nurse is caring for a patient who is HIV positive and has a previous history of drug and alcohol abuse. The patient is being treated with combination therapies, including didanosine [Videx]
Which laboratory findings would most concern the nurse? a. Increased serum amylase and triglycerides and decreased serum calcium b. Decreased serum amylase and serum trig-lycerides and increased serum calcium c. Decreased hemoglobin and hematocrit d. Increased serum amylase, decreased trig-lycerides, and increased platelets
The nurse reminds the patient that successful rehabilitation of spinal cord–injured persons has been enhanced over the last 10 years by the advent of new (select all that apply):
1. technologically advanced assistive aids. 2. rehabilitation personnel. 3. development of trauma centers. 4. health insurance. 5. rapid transport of victims.