Buccal Cavity, otherwise known as the mouth, physical digestion begins here through chewing and chemical through an enzyme found in saliva known as amalyase. 2 people found this useful.
Confidence votes 5.0K. Average heartbeat which is just an average number is 72 beats per minute. 72beats*60mins*24hrs*365.25days=37,869,120. Remember people don't have the same heartbeat rate and no one has the same heartbeat rate all year or every minute.
How fast can the human heart beat is a fascinating topic full of interesting facts. The human heart generally beats 60 to 80 times a minute, though anywhere between 60 and 100 beats per minute is considered normal, according to the Heart Rhythm Society.