Heart Attack and Cardiac Arrest - Its Difference

Differences between Heart Attack and Cardiac Arrest is crucial to understand as it explains what to do in that scenario. Understanding the fundamentals and signs of a heart attack and cardiac arrest are crucial as one can spot the differences between the two. A heart attack usually occurs when blood supply to the heart stops which causes the a portion of the heart to stop beating, making it to slowly die. A Cardiac arrest on the other hand is much more serious, as the heart stops beating altogether and leads to the collapse of the person altogether. Heart attacks usually occur when the blood flow to the heart stops, it usually starts from the underside of the heart.

Key Differences Between Heart Attack & Cardiac Arrest

Heart Attack

Cardiac Arrest

Heart attacks usually occur due to the blockage of a coronary artery in the heart.

Cardiac Arrests usually occur when the heart stops beating due to certain reasons.

Primary cause for getting heart attacks is due to the blood clots that occur in the arteries.

Cardiac arrests cause the stopping of the heart, leading to heart failure primarily due to Ventricular fibrillation.

Heart attacks may be caused due to a variety of different factors including drowning, shock, hypothermia etc.

Cardiac arrests on the other hand can also occur due to heart attacks.

Symptoms of a heart attack are chest pain, shortness of breath, wheezing and coughing.

Symptoms of a cardiac arrest are unconsciousness, shortness of breath and no pulse

Heart attack victims are usually smokers and people with unhealthy diets.

Cardiac arrest victims may also be overweight people and those without regular exercise.

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Practise This Question

Match the following:

1. Pituitary glandP.  Thyroxine2. ThyroidQ. Growth Hormone, ACTH, Prolactin,TSH3. PancreasR. Other endocrine glands4. Pineal gland and parathyroidS. Insulin, glucagon