Answer:
The most common cause of aortic stenosis is the build up of calcium deposits on the aortic valve, which increases with age causing the aortic valve to stiffen and narrow over time. This results in impaired blood flow between the heart and body
Explanation:
10 percent of drivers are between the ages of 15-20
Either IV, oral, or premixed i believe it is IV.. intravenous = IV
