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Author Question: Which statement is accurate about the effects of lidocaine on the heart? a. Lidocaine speeds up ... (Read 65 times)

jrubin

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on: Jul 23, 2018
Which statement is accurate about the effects of lidocaine on the heart?
 
  a. Lidocaine speeds up conduction in the atria, the ventricles, and the His-Purkinje system.
  b. Lidocaine increases automaticity in the ventricles and the His-Purkinje system.
  c. Lidocaine slows depolarization.
  d. Lidocaine has no significant impact on the ECG.

Question 2

A nurse cares for a patient taking quinidine to suppress sustained ventricular tachycardia. The nurse observes that the patient's ECG shows that the QRS complexes have widened by 60 from the baseline measurement. The nurse should:
 
  a. continue administering the medication as ordered.
  b. check with the physician on rounds about increasing the dosage.
  c. check with the physician on rounds about decreasing the dosage.
  d. hold the medication and notify the physician immediately.


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Dinolord

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Reply #1 on: Jul 23, 2018
Answer to Question 1

d

Answer to Question 2

d


jrubin

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Reply 2 on: Jul 23, 2018
:D TYSM

scottmt

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Reply 3 on: Yesterday
Gracias!

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