adrenal medulla
adrenal medulla
adrenal medulla
n.(名词)
    The inner, reddish-brown portion of the adrenal glands that synthesizes, stores, and releases epinephrine and norepinephrine.
    肾上腺髓质:肾上腺内部红棕色的部分,其合成、储存及分泌肾上腺素和降肾上腺素