Final answer:
If the patient is unresponsive, not breathing normally (or only gasping) and has no pulse, they are in Cardiac arrest.
Step-by-step explanation:
If the patient is unresponsive, not breathing normally (or only gasping) and has no pulse, they are in Cardiac arrest. Cardiac arrest occurs when the heart no longer pumps blood or pumps blood so poorly that vital organs can no longer function. This is a medical emergency requiring immediate intervention.