HEART LAYERS

The heart consists of 3 layers.1.the outermost layer is called pericardium.Pericardium forms a bag like structure-the pericardium sac and contains a fluid called pericardial fluid. 2.The middle layer is the main stuff of the heart made up of myocytes and fibroblast.this layer is called Myocardium. 3.the innermost layer is called endocardium.