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.
The heart rate measures how many times the heart beats in 60 seconds. The heart rate is the number of times the heart beats in the space of a minute. The heart is a muscular organ in the center of the chest.