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 wave.

b. are always followed by a compensatory pause.

c. have a wide and bizarre QRS complex.

d. may have normal P9R intervals.

C. Describe the effect that a PAC has on the regularity of the underlying

rhythm.

D.  In wandering atrial pacemaker, the pacemaker site shifts between the SA node, atria, and/or

a. Purkinje fibers.

b. ventricles.

c. AV junction.

d. bundle of His.

 

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