A 35-year-old male is diagnosed with a hormone-secreting tumour of the adrenal medulla. He experiences elevated blood pressure and increased anxiety. Which of the following hormones is the predominant one released by the tumour?

Question

Quizplus · Accepted Answer

The adrenal medulla predominantly secretes catecholamines, mainly epinephrine and norepinephrine. In the case of a pheochromocytoma, a type of adrenal medulla tumor, norepinephrine is often the predominant hormone released, leading to symptoms like elevated blood pressure and anxiety.

A 35-Year-Old Male Is Diagnosed with a Hormone-Secreting Tumour of the Adrenal