Which of the following is an example of an expectorant?
oxymetazoline
phenylephrine
pseudoephedrine
guaifenesin
guaifenesin
Rationale: Guaifenesin is an expectorant. Oxymetazoline, phenylephrine, and pseudoephedrine are decongestants.
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A patient informs you that she has a dialysis fistula on her left arm. You would:
A) clean the fistula with alcohol prior to getting a blood pressure on the arm. B) realize that it is impossible to obtain a blood pressure on the patient. C) immediately wrap the site with roller gauze. D) avoid getting a blood pressure on the patient's left arm.
A fixed antenna that is used to boost a radio signal is called the:
A) receiver. B) base station. C) repeater. D) transfer radio.
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A) ?catched B) ?caughted C) ?caught D) ?catch