why is the rate of heart beat is less in animals with more body weight
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INTRODUCTION:Heart is the muscular organ that pumps blood throughout the circulatory system.The force of contraction of the heart depends upon the muscles.
YES,there is a relation between body weight and heart beat rate.
If the body weight is more,heart beat is less because of the following reasons:
-Huge body surface area
-Blood takes alot of time to reach heart for oxygenation and circulation
-Weight of the heart will be more
EX:Blue Whale -wt of the body is 1,50,000kg;wt of the heart 750kg and number of beats/min is 7.
YES,there is a relation between body weight and heart beat rate.
If the body weight is more,heart beat is less because of the following reasons:
-Huge body surface area
-Blood takes alot of time to reach heart for oxygenation and circulation
-Weight of the heart will be more
EX:Blue Whale -wt of the body is 1,50,000kg;wt of the heart 750kg and number of beats/min is 7.
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