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Lehne's Pharmacology CH 19 questions with answers
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Lehne's Pharmacology CH 19 questions with answers
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Lehne's Pharmacology CH 19 questions withanswers
The nurse is monitoring a patient prescribed reserpine for the treatment of hypertension.
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Which assessment parameter indicates that this medication is effective? - ANSWER: ➡ Blood
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pressure of 118/72 mm Hg
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The nurse is preparing to administer a dose of clonidine [Catapres]. Which is the best
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description of the action of this drug? - ANSWER: ➡ It selectively activates alpha2 receptors
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in the central nervous system (CNS)
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The nurse is assessing a patient in a clinic who has been taking clonidine [Catapres] for
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hypertension. Which clinical findings are most indicative of an adverse effect of this drug? -
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ANSWER: ➡ Drowsiness and dry mouth
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The nurse is caring for a patient prescribed methyldopa [Aldomet]. Which laboratory test is
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most important to obtain before treatment? - ANSWER: ➡ Hematocrit
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Which statement is most appropriate for the nurse to include in the discharge teaching plan
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for a 30-year-old woman beginning a new prescription of clonidine [Catapres]? - ANSWER:
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➡ "If you stop taking this drug abruptly, your blood pressure might go up very high."
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Following the administration of guanfacine [Tenex], the nurse should assess for which
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effects? - ANSWER: ➡ Sedation and dry mouth
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The nurse is preparing to administer medication to the following patients. Which medication
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should the nurse question before administering? - ANSWER: ➡ Reserpine to a patient with a
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history of depression
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, The nurse is evaluating the teaching done with a patient who has a new prescription for
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transdermal clonidine [Catapres-TTS]. Which statement by the patient indicates
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understanding of the nurse's teaching? - ANSWER: ➡ "I will apply the patch to a hairless,
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intact skin area on my upper arm."
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A patient who abuses cocaine, opioids, and other drugs frequently abuses which drug? -
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ANSWER: ➡ Clonidine
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Indirect-acting antiadrenergic drugs' net effect is to reduce activation of: - ANSWER: ➡
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peripheral adrenergic receptors
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is the primary use for centrally acting alpha 2 agonists - ANSWER: ➡ hypertension
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The effect of centrally acting alpha 2 agonists is like that of: - ANSWER: ➡ direct acting
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adrenergic receptor blockers
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The most common adverse effects of clonidine are: - ANSWER: ➡ drowsiness and xerostomia
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The principal mechanism of blood pressure reduction with methyldopa is: - ANSWER: ➡
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vasodilation
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The nurse is teaching a 56-year-old truck driver about taking clonidine. It is very important to
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explain that the patient should take the medication in what way? - ANSWER: ➡ With a larger
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dose at bedtime
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It would be a priority to withhold clonidine and report which laboratory test result? -
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ANSWER: ➡ hCG 900 IU/mL
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The nurse is teaching a patient who has been prescribed clonidine for hypertension. Which
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statement suggests a need for additional teaching? - ANSWER: ➡ "I should stop taking the
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drug if I experience weird dreams/"
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