Extrasystole of the heart means that it
A)beats too slowly
B)fills with too much blood
C)has a complete block
D)loses blood
E)produces a premature beat

Question

Quizplus · Accepted Answer

Extrasystole refers to a premature or early heartbeat, which may interrupt the normal rhythm of the heart. It is caused by an electrical impulse that starts from a different area of the heart than the usual pacemaker cells. Therefore, option E, "produces a premature beat," is the correct choice.

Extrasystole of the Heart Means That It