adrenal medulla

Function: - catecholamine secreting portion of adrenal gland Structure: - lies deep to the adrenal cortex, in the center of the adrenal gland Histology: - composed of a) large pale staining epithelioid cells - chromaffin cells organized in ovoid clusters & short interconnecting cords b) connective tissue c) sinusoidal capillaries d) ganglion cells e) nerves

References

Histology: A Text and Atlas. 4th ed. Ross et al. Lippincott Williams & Wilkins 2003