<prompt> Answer this question truthfullyWhat is the process by which norepinephrine is converted to epinephrine, and what are the factors involved in this process? Additionally, what hormone stimulates this conversion?  <response>: <reason> The process by which norepinephrine is converted to epinephrine involves the enzyme phenylethanolamine-N-methyltransferase and the cofactor S-adenosylmethionine SAM. This conversion is stimulated by the hormone cortisol. 