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 production of Ammonia is a result of metabolism, problems occur when this metabolic waste is not properly cleared via the Urea cycle and kidneys. Ammonia is the by product of protein/ amino acid catabolism (break down) in the digestive process, it is not a detrimental substance if the body can clear it adequately.