A nurse has referred to a clinical practice guideline that addresses prenatal screening
The nurse would recognize that which of the following phenomena provides the best rationale for consulting clinical practice guidelines when planning and providing care?
A) Clinical practice guidelines are a form of evidence that is superior to systematic reviews.
B) Significant variations in care exist between different regions and institutions.
C) Clinicians frequently lack access to databases and publications.
D) The complexity and volume of research means that clinicians do not have the specialized skills needed to implement research findings.
B
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A client who sustained a head injury is intubated and receiving volume-cycled mechanical ventilation via the controlled mechanical ventilation (CMV) mode. The nurse would explain that this means
a. a preset amount of pressure stays in the client's lungs at the end of exhalation. b. spontaneous inspiratory effort triggers the ventilator to deliver a preset tidal volume. c. the client's own breaths can become "stacked" with the ventilator breaths. d. the ventilator delivers the preset volume regardless of the client's efforts.
In hypovolaemic shock the patient will exhibit:
a. a decrease in blood pressure and an increase in heart rate. b. a decrease in heart rate and blood pressure. c. an increase in blood pressure and a decrease in heart rate. d. an increase in heart rate and an increase in blood pressure.
Which assessment should the nurse perform after assessing a client's appearance and mental status?
A. Obtain a height and weight. B. Explain the purpose of the health assessment. C. Assess vital signs. D. Instruct the client to change into a gown.
The first phase of a risk assessment is to ask
a. Has the chemical been released into the environment? b. How much and by which route of entry can the chemical enter the body? c. Is the chemical known to be associated with a negative health effect? d. What is the prediction for potential harm?