Final answer:
The total lack of normal electrical activity on an ECG suggests asystole where there is no palpable heart rate or pulse, requiring emergency intervention.
Step-by-step explanation:
When noting the total lack of normal electrical activity on an electrocardiogram (ECG), it is typically indicative of a condition known as asystole, which is a state of no cardiac electrical activity and no contractions of the myocardium, resulting in no cardiac output or palpable pulse.
In terms of the heart rate (pulse), one would expect that the heart rate would be nonexistent because without electrical activity to stimulate the heart muscle contractions, the heart cannot beat. This is a medical emergency requiring immediate intervention such as cardiopulmonary resuscitation (CPR) and possibly the use of epinephrine or other emergency drugs.