Leave a comment down below! They are known as the superior vena cava and inferior vena cava.
Chambers of the Heart The heart contains 4 chambers: the , , , and.
The innermost layer of the heart wall, the endocardium, is joined to the myocardium with a thin layer of connective tissue.
About 1% of the cardiac muscle cells in the heart are responsible for forming the conduction system that sets the pace for the rest of the cardiac muscle cells.
The chordae tendineae prevent the valve leaflets from prolapsing into the left atrium.
The lateral surfaces fuse with the mediastinal pleura.