Medical Dictionary. arrhythmia. play. noun arÂ·rhythÂ·mia \Ä-Ërith-mÄ-É\. Medical Definition of arrhythmia. : an alteration in rhythm of the heartbeat either in time or force.
Central metabolism provides mechanisms for the generation of energy from carbon-energy source catabolism and the production of biosynthetic precursors and intermediates for the anabolic pathways essential to maintain cell structure and function.
The end products of the Krebs cycle for every two molecules of pyruvic acid include 2 ATP molecules, 10 NADH molecules and two FADH2 molecules as well as six CO2 molecules in the form of waste gas.