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….
Describe how the QRS complexes appear in a rhythm that originates from the ventricles.
A . VF appears on the ECG monitor as having
a. an overall pattern that appears irregularly shaped, chaotic, and lacks any
regular repeating features.
b. narrow QRS complexes.
c. electrical signals that are the same height.
d. P waves interspersed between bizarre-looking QRS complexes.
B. With asystole
a. the heart quivers.
b. there is a flat line on the ECG monitor.
c. there are QRS complexes but no P waves.
d. there is an organized rhythm but no corresponding mechanical
contraction of the heart.
D. Describe how the QRS complexes appear in a rhythm that originates from