Question

The large “spike” in a cardiac complex is the:%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0Amoment just before the atria contract.%0D%0A%0D%0Amoment just before the atria contract.%0D%0A%0D%0Amoment just before the ventricles contract.%0D%0A%0D%0Amoment just before the ventricles contract.%0D%0A%0D%0Amoment when the ventricles relax.%0D%0A%0D%0Amoment when the ventricles relax.%0D%0A%0D%0Amoment the ventricles repolarize.

Answer 1

The large "spike" in a cardiac complex is the moment just before the ventricles contract.