adrenal medulla


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Related to adrenal medulla: adrenal cortex

adrenal medulla

[ə′drēn·əl mə′dəl·ə]
(anatomy)
The hormone-secreting chromaffin cells of the adrenal gland that produce epinephrine and norepinephrine.
References in periodicals archive ?
Labeling of zona glomerulosa and the adrenal medulla did not exceed the background level The radioactivity in these sections remained too weak to be semiquantified by phosphorautoradiography using 14 days exposure.
An uncommon type of adrenal incidentaloma: a case report of a schwannoma of the adrenal medulla with cytological, histological, and ultrastructural correlation.
The autonomic nervous system and the adrenal medulla.
7,32] Adrenal medulla autografting was the first neural tissue transplantation procedure investigated in the late 1980s in humans.
Experiments with rats suggest that transplants of tissue from the adrenal medulla to the caudate nucleus in the brain may be able to block such damage.
1,2,7] They can arise in the adrenal medulla and also, in around 10% of cases, in the extra-adrenal paraganglionic cells.
Pheochromocytoma arises from chromaffin cells and usually develops in the adrenal medulla.
They may occur within the adrenal medulla or anywhere in the sympathetic chain.
True (A) or false (B)--click on the correct answer: approximately 85% of phaeochromocytomas arise from chromaffin cells in the adrenal medulla.
For example, the inhalation exposure to carcinogenic nickel compounds resulted in increased incidence of alveolar/bronchiolar neoplasms and adrenal medulla neoplasms in male and female rats but not in mice (Dunnick et al.
1) Eighty percent of all neuroblastomas arise in the abdomen and thorax, with the most common site being the adrenal medulla.

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