Aclient is on a cardiac monitor. the monitor begins to alarm showing ventricular tachycardia. what should the nurse do first

The treatment of ventricular tachycardia relies upon the nearness of a heartbeat. In this way, checking for a heartbeat is the principal need for the medical caretaker. The pulse should be checked first by the nurse to determine if the patient is breathing heavily meaning his heart rate is not at the range, maybe it causes hyperthyroidism.