PATHOLOGY

Detailed explanation-1: -The heart weighs between 7 and 15 ounces (200 to 425 grams) and is a little larger than the size of your fist. By the end of a long life, a person’s heart may have beat (expanded and contracted) more than 3.5 billion times.

Detailed explanation-2: -In addition, the mean weight of the heart is 280-340 g in males and 230-280 g in females.

Detailed explanation-3: -A human heart is roughly the size of a large fist. The heart weighs between 9 and 12 ounces (250 and 350 grams). The heart beats about 100, 000 times per day (about three billion beats in a lifetime). An adult heart beats about 60 to 80 times per minute.