Protein digestion takes place between your mouth and your small intestine. All the cells of your body contain protein, and this protein is continually broken down and remodeled to meet your growth and maintenance needs.
If you need help, here is a hintâ¦ Each year, there are over 100,000 heart valve surgeries performed in the United States. For the answer, scroll down below the picture of a diseased mitral valve with calcified valve flaps.
Best Answer: Your heart beats about 100,000 times in one day and about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times.. -quoted from NOVA Online. Source(s): http://www.pbs.org/wgbh/nova/heart/heartfacts.html.