Energy is an invisible force. The aggregate of energy in any physical system is a constant quantity, transformable in countless ways but never increased or diminished. In the human body, chemical energy is produced by the combination of oxygen with glucose. This reaction is known as oxidation. ...
2. Topographical versus Structural Heart A heart with two ventricles, separated by a midline muscular septum defines its classic morphologic description. Despite correct topography, no functional insight is provided to define what these three structures do. A different structural guideline has existed ...