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Test Questions 5-8 - Course # 314-14

Question #5

Which feature is most closely associated with junctional complexes and rhythms?

A. Wide & bizarre QRS complexes
B. PR interval measuring greater than 0.20 seconds
C. Pronged QT interval
D. Inverted or buried P waves




Question #6

Which heart rate is most closely associated with junctional escape rhythm

A. 40 – 60 bpm
B. 60 - 100 bpm
C. 100 - 180 bpm
D. all responses are incorrect




Question #7

Which feature is most closely associated with junctional escape beats?

A. Lower case “f” waves, wide QRS complex
B. Complex with inverted P wave that may occur as the first complex terminating sinus arrest
C. Inverted P wave on a complex that occurs sooner than it is anticipated
D. Heart rate greater than 100 bpm




Question #8

In addition to premature junctional complexes being an early cardiac complex in a rhythm strip; which morphologic feature most closely identifies this complex as being junctional rather than another locus of stimulation?

A. At least a portion of the P wave is positively deflected
B. P waves are inverted or buried
C. QRS complex measures greater than 0.10 second
D. PR interval presents in a prolonging repetitious pattern







314 Test Questions 5-8 - Course # 314-14