Q.

Tachycardia is 
 a) Fast heart rate    b) Slow heart rate    c) Stop heart rate    d) Normal heart rate

1 A
2 B
3 C
4 D

Ans.

(a) The term tachycardia is used for the fast heart rate (pulse rate above 100/minute) and when heart rate becomes below 50 pulses/minute, it is denoted by the term bradychardia.