Question

1) A disturbance in the rate, rhythm, or electrical conduction of the heart is:

A) dysrhythmia

B) conductivity

C) excitability

D) automaticity

2) ventricular rhythms have what in common?

A) retrograde P waves

B) inverted P waves

C) wide QRS complexes

D) normal PR intervals

3) junctional complexes can be identified by?

A) inverted P wave before the QRS complex

B) absent P wave with a normal QRS complex

C) inverted P wave following the QRS complex

D) all of the above

4) if the SA node fails to generate impulses at its normal rate, or the impulses are blocked, pacemaker cells at other sites can assume control

A) true

B) false

5) fibrillatory waves may be seen in both atrial and ventricular dysrhythmias?

A) true

B) false

Answer 1