A regression coefficient is:
a. Equal to zero when the r between the predictor and dependent variable is .00
b. Less interpretable as an index of a predictor's importance when it is standardized
c. Always a positive value when the r between its associated predictor and the dependent variable is positive
d. The weight associated with a given predictor when the effects of other predictors are taken into account (held constant)
D
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While assessing a client with Graves' disease, the nurse notes that the client's temperature has risen 1 ° F. Which action should the nurse take first?
a. Turn the lights down and shut the client's door. b. Call for an immediate electrocardiogram (ECG). c. Calculate the client's apical-radial pulse deficit. d. Administer a dose of acetaminophen (Tylenol).
A woman who has undergone a right-sided modified-radical mastectomy returns from surgery. Which nursing intervention would be most appropriate at this time?
A) Ask the client how she feels about having her breast removed. B) Attach a sign above her bed to have BP, IV lines, and lab work in her right arm. C) Encourage her to turn, cough, and deep breathe at frequent intervals. D) Position her right arm below heart level.
Which client is most at risk for the development of acute respiratory acidosis?
A. 58-year-old man with allergic rhinitis and sinusitis B. 28-year old woman with type 1 diabetes who has a urinary tract infection C. 68-year-old woman who has long-standing emphysema and is now undergoing continuous nasogastric suctioning D. 38-year-old, 6' 7" man being mechanically ventilated with a tidal volume of 500 mL at 15 breaths/minute
Early decelerations are caused by:
1. altered fetal cerebral blood flow. 2. umbilical cord compression. 3. uteroplacental insufficiency. 4. spontaneous rupture of membranes.