The SAN generates an action potential which stimulates both the atria to undergo a simultaneous contraction and this is know as the ………..

When the SA node generates an action potential it stimulates the atrial systole , which results in

When the SA node generates an action potential it stimulates the atrial systole , which results in

Generation of action potential in stage of

Generation of action potential in stage of

Action potential is generated by:

Action potential is generated by

Action potential is generated by

Action potential is generated by

Action potential is generated by

Read the following statements : A. The action potential generated by the SA node stimulates both ventricles to undergo simultaneous contraction. B. The heart sound Lubb is associated with the closure of both semilunar valves. C. The QRS complex in ECG represents the depolarization of the ventricles. Select the appropriate option from the following :