NUTRITION
THE HUMAN BODY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Legs
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Heart
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Arms
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None of the above
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Detailed explanation-1: -The hardest working muscle is the heart. It pumps out 2 ounces (71 grams) of blood at every heartbeat. Daily the heart pumps at least 2, 500 gallons (9, 450 liters) of blood. The heart has the ability to beat over 3 billion times in a person’s life.
Detailed explanation-2: -With the thickest muscle mass of all the chambers, the left ventricle is the hardest pumping part of the heart, as it pumps blood that flows to the heart and rest of the body other than the lungs.
Detailed explanation-3: -Of all the organs in the human body, the heart is without a doubt the hardest worker. Beating an average of 72 times per minute, it’s responsible for pumping 2, 000 gallons or more of blood through the body each day.
Detailed explanation-4: -Second strongest muscle: Masseter is the second strongest muscle in the human body.