Final answer:
While some ventricular rhythms can be tolerated, most ventricular arrhythmias like ventricular fibrillation or ventricular tachycardia are not well tolerated and can lead to significant health problems or death. Treatment may involve the use of a cardiac defibrillator or an artificial pacemaker. The heart relies on aerobic metabolism to function properly; without it, heart health would be severely affected.
Step-by-step explanation:
Though some ventricular rhythms can be well tolerated, most will not be tolerated and can lead to serious consequences. Ventricular arrhythmias, such as ventricular fibrillation and ventricular tachycardia, are critical conditions due to problems with the heart's electrical conduction system. If these arrhythmias become chronic, or are not corrected, the heart's ability to pump effectively can be severely compromised leading to potential brain death, organ failure, or even cardiac arrest.
A cardiac defibrillator often interrupts these dangerous arrhythmias by delivering an electrical shock to the heart, effectively 'rebooting' it. Furthermore, an artificial pacemaker can be implanted by a cardiologist to ensure the heart continues to contract and pump blood effectively. In cases where the heart muscle cells are prevented from undergoing aerobic metabolism, they will fail to function properly, negatively impacting the heart's efficiency and overall health.