The quad cab has a smaller back seat and a larger bed, the crew cab has a larger back seat and a smaller bed. To compare them you can go to http://www.ramtrucks.com/en/2011/ram_150... and select the Build My Own option from the bottom of the page.
Heart muscle thickening (called cardiac hypertrophy) can be a healthy response to exercise and pregnancy; however, it often occurs in people with high blood pressure, diabetes, heart failure and certain genetic conditions.
If you have HCM, the muscular wall of your heart-the myocardium-becomes thickened, making the heart muscle stiff. This thickening makes it harder for your heart to pump blood out of your heart and around your body.How thick your muscle is, and how much of your muscle is affected, varies from one person to another.f you have HCM, the muscular wall of your heart-the myocardium-becomes thickened, making the heart muscle stiff. This thickening makes it harder for your heart to pump blood out of your heart and around your body. How thick your muscle is, and how much of your muscle is affected, varies from one person to another.