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.
1 Every 34 seconds a person in the United States dies from heart disease. 2  More than 2,500 Americans die from heart disease each day. 3  Every 20 seconds, a person in the United States has a heart attack.  At least 250,000 people die of heart attacks each year before they reach a hospital.