Anatomy and Physiology Cardiovascular System All Possible Questions and Answers 2023 with complete solution

Cardiovascular System - A system of the body composed of the heart, blood, and blood vessels. What is the function of the Cardiovascular system? - To deliver oxygen and to remove carbon dioxide and other waste products. Pericardium - a double-layered serous membrane that surrounds the heart Visceral Pericardium - Layer next to heart; Tightly hugs the exterior surface of the heart; Actually forms part of the heart wall Parietal Pericardium - Outside layer; Fibrous layer that helps protect the heart and anchors it to surrounding structures (diaphragm and sternum) Serous Fluid - Fills the space between the layers of the pericardium· Slippery, lubricating fluid. What is the Function of Serous Fluid? - Allows the heart to beat easily in a relatively frictionless environment as the pericardial layers slide smoothly across each another What are the three layers of the heart? - Epicardium Myocardium EndocardiumEpicardium - Outside layer. This layer is the visceral pericardium already described. Connective tissue layer. Myocardium - Middle layer Mostly cardiac muscle; layer that actually contracts Endocardium - Inner layer