chromaffin

(kro'maf-in) \chrom{ic salts) + L. ajfinis, akin.] Giving a brownish yellow reaction with chromic salts; noting certain cells in the medulla of the adrenal bodies, c. bod'ies, para ganglia, small, independent, encapsulated collections of c. ti ue, c, cells, homogeneous pigment cells, of sympathetic histogenesis, staining a yellow or yellowish brown in the presence of chromic salts they occur in larger or smaller groups along the sympathetic nerves, in various organs (in the form of para ganglia), and in the adrenal medulla. c. hor'mone, epinephrine, adrenaline, c. tls'- sue, a cellular ti ue, vascular and well supplied with nerves, made up chiefly of c. cells; it is found abundantly in the medulla of the adrenals and, in smaller collections (c. bodies, para ganglia), in the carotic and coccygeal glands and elsewhere,