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.
On an average, the heart of an adult beats about 72 times a minute and that of a child beats between 90 and 120 times a minute. Hence, in a day (that is, 1, 440 minutes), on aâ¦n average, the adult heart beats 103, 680 times and a child's hearts beats between 129, 600 and 172, 800 times. 1 person found this useful.