Exogenous adrenaline is metabolished by: (A) AchE, (B) COMT, (C) Decarboxylase, (D) Acetyl transferase
Answer is B. Exogenous adrenaline is metabolised by Catechol-O-methyltransferase (COMT) in liver and other tissues. Metabolism does not play an impoant role in terminating the action of endogenous catecholamines. Ref: Biochemistry by U. Satyanarayana 3rd edition Pgno : 441