The CCIM Institute, headquartered in Chicago and an affiliate of the National Association of REALTORSÂ®, awards the CCIM designation to individuals who complete a process based both on commercial and investment real estate theory and practice. Weâll review this process in a moment.
Lesson Summary. The heart wall is composed of three main layers: the epicardium, myocardium, and endocardium. The pericardium (which is formed by the fibrous pericardium, the parietal pericardium and the epicardium) forms the outermost protective layer.
2. Describe the structure modifications in the three types of capillaries, and to relate this to differences in permeability. 3. Identify the layers of the atrial and ventricular walls and understand how differences in the thickness of these layers contribute to heart function.