A patient has used Cafergot (ergotamine tartrate and caffeine) for frequent migraine headaches over the past 6 months. The patient calls to report, "My fingers have been getting cold and numb recently"
The nurse should give which instruction to the patient? a. Decrease the dosage interval to increase the serum concentration of ergotamine.
b. Discontinue the ergotamine and take acetaminophen as a substitute.
c. Take an 81-mg aspirin tablet to improve circulation.
d. Come to the clinic for evaluation. This could be a sign of ergot toxicity.
d
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Which of these tests can be used to accurately determine thyroid function in pregnant females?
a. TRH c. T 4 b. T 3 d. free T 4
Angiotensin II causes which physiologic effect?
a. Vasoconstriction b. Water retention c. Volume depletion d. Hypotension
A nurse prepares to insert a nasointestinal tube to provide nutrition to a patient. Which of the following is a recommended guideline for this procedure?
A) Measure tube from the tip of the nose to the ear lobe and from the ear lobe to the xiphoid process. B) Add 10 to 12 inches for intestinal placement. C) Place the patient on his or her left side. D) Place the tube in the intestine and allow it to advance through peristalsis
An example of the proportion 45 : 9 = 15 : 3 written as a fraction proportion is
A. 
.
B. 
.
C. 
.
D. 
.