The older version of the PPTX file is PPT, which was used in Microsoft PowerPoint 97 through 2003. Note: Microsoft PowerPoint's PPSX format is similar to PPTX except that it will open directly to the presentation while PPTX files open to the editor mode.
Atherosclerosis is a disease in which plaque builds up inside your arteries. Arteries are blood vessels that carry oxygen-rich blood to your heart and other parts of your body. Plaque is made up of fat, cholesterol, calcium, and other substances found in the blood. Over time, plaque hardens and narrows your arteries.
1 Atherosclerosis: A common form of arteriosclerosis characterized by deposits of plaques (atheromas) containing lipids, carbohydrates, blood and blood products, fibrous tissue, and calcium deposits. 2  These plaques are found in the intima of large-and medium-sized arteries.