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.
â¢The end products of metabolism of carbohydrates andfats are water and CO2: not difficult to eliminate.â¢Metabolism of proteins and nucleic acids also produces nitrogenous wastes .ï¼Most common form: Ammonia. Highly toxic, must beexcreted, or detoxified = converted into othermolecules: urea or uric acid.