In the word pheochromocytoma, what does the prefix mean?
A)color
B)tumor
C)gray
D)organic compound
E)origin

Question

Quizplus · Accepted Answer

In the word pheochromocytoma, the prefix is pheo- meaning gray, the suffix -oma means tumor, mass, the root/combining form chrom/o- means color, and the root -cyt- means cell. The definition is a tumor of a gray colored cell. This condition is caused by an adenoma (benign tumor of glandular origin) of the adrenal medulla which secretes excessive catecholamines (epinephrine and norepinephrine).

In the Word Pheochromocytoma, What Does the Prefix Mean