Which of the following dysrhythmias has P waves that seem to march through the QRS complexes?

A. Which of the following dysrhythmias has P waves that seem to march

 

through the QRS complexes?

a. 2nd-degree AV heart block, type I

b. 2nd-degree AV heart block, type II

c. 3rd-degree AV heart block

d. 1st-degree AV heart block

B.  Which of the following heart blocks is irregular?

a. 1st-degree AV heart block

b. 2nd-degree AV heart block, type I

c. 3rd-degree AV heart block

d. All of the above

C. Match the following heart blocks with the correct characteristics.

D.  What rhythm is the patient in?

a. 1st-degree AV heart block

b. 2nd-degree AV heart block, type I

c. 2nd-degree AV heart block, type II

d. 3rd-degree AV heart block

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Characteristics of sinus bradycardia include?

A. Sinus bradycardia   a. often occurs naturally. b. is considered abnormal in athletes. c. is often seen in Wolff–Parkinson–White syndrome. d. is caused by increased sympathetic stimulation. B.  Characteristics….

Match the following sinus dysrhythmias with the correct description.

A.  With sinus arrest, the escape mechanism that follows the pause in electrical   activity may arise from the a. SA node. b. AV junction. c. ventricles. d. All of….

Why is it important to check for a pulse when there are premature beats in the rhythm?

A. Why is it important to check for a pulse when there are premature beats in the rhythm? B. Premature atrial complexes a. are typically preceded by an inverted P9….