What is the most common cause of heart failure?
a. High blood pressure
b. Low blood pressure
c. Defective heart valves
d. Defective coronary arteries
ANS: A
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Order: Polymixin B sulfate 25,000 units/kg/d in four equally divided doses IM. The label on the vial reads 500,000 units. The manufacturer recommends diluting 500,000 units with 5 ml of sterile water
How many milliliters will you prepare for a single dose if the patient weighs 150 pounds? 1. 4.3 mL 2. 7.5 mL 3. 68.2 mL 4. 0.85 mL
The student nurse is following a preceptor on the assigned clinical shift. Which of the following behaviors of the nurse would the student interpret as caring?
A) Explaining an invasive procedure to the client, then asking if it is all right to begin the procedure B) Advising the physician that the client wants to speak to her prior to a procedure C) Making sure that all medications and treatments are done on time D) Using aseptic technique when performing a dressing change
A _____________ should be used as a placeholder to the left of the decimal point when there is no whole
number. A. one B. five C. a place holder is not needed D. zero
Which of the following statements is true about glucocorticoids?
A. The most common urinary metabolites of cortisol are the 17-hydroxycorticosteroids (17-OHCS). B. The metabolites of cortisol can be measured from 24-hour urine collections and are used to provide an estimate of glucocorticoid secretion from the adrenal cortex. C. Both native and synthetic glucocorticoids are metabolized by the liver and excreted in the urine. D. All of these statements are correct.