What heart rhythm has a normal sinus rhythm, but a heart rate less than 60 beats per minute?
a. sinus bradycardia
b. sinus tachycardia
c. sinus arrhythmia
d. sinus pause
Answer: A
What heart rhythm has a normal sinus rhythm, but a heart rate less than 60 beats per minute?
a. sinus bradycardia
b. sinus tachycardia
c. sinus arrhythmia
d. sinus pause