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Adrenal histology
==Adrenal Cortex==


Adrenal gland, monkey - H&E
Adrenal gland, monkey - {{HE}} [[Endocrine - Adrenal Development|Adrenal Development]]


Original File Name: Adr042he.jpg
Divided into three zones (Adrenocorticotropic hormone (ACTH) required for zones 2 and 3)
# zona glomerulosa (about 15%)
# zona fasciculata (about 75%)
# zone reticularis is (about 10%)


Image Source: UWA Blue Histology Copyright Lutz Slomianka 1998-2009. The literary and artistic works (excluding the UWA logo) on this web-site may be reproduced, adapted, published and distributed for noncommercial purposes.  
Note the adrenal zona reticularis is a layer that forms postnatally in the cortex.


http://www.lab.anhb.uwa.edu.au/mb140/CorePages/Endocrines/endocrin.htm
===Zona Glomerulosa===
* secretes mineralocorticoids.
* Small cells arranged into small rounded groups or curved columns.  
* not influenced by ACTH.


===Zona Fasciculata===
* secretes glucocorticoids.
* cell cords arranged radially arranged cell cords separated by fenestrated sinusoid capillaries.
* cell nucleus is light and centrally located.
* cell cytoplasm is also light and often "foamy" or "spongy" appearance (due to lipid droplets)


===Zona Reticularis===
* secretes adrenal androgens.
* cell chords separated by sinusoid spaces.
* small cells with large nucleus, and eosinophilic cytoplasm and less spongy. (lipofucsin accumulates with age, orange colour in H&E).
{{Adrenal Histology}}


[[Category:Histology]] [[Category:Endocrine]] [[Category:Adrenal]]
[[Category:Histology]] [[Category:Endocrine]] [[Category:Adrenal]]

Latest revision as of 15:04, 11 July 2016

Adrenal Cortex

Adrenal gland, monkey - (Stain - Haematoxylin Eosin) Adrenal Development

Divided into three zones (Adrenocorticotropic hormone (ACTH) required for zones 2 and 3)

  1. zona glomerulosa (about 15%)
  2. zona fasciculata (about 75%)
  3. zone reticularis is (about 10%)

Note the adrenal zona reticularis is a layer that forms postnatally in the cortex.

Zona Glomerulosa

  • secretes mineralocorticoids.
  • Small cells arranged into small rounded groups or curved columns.
  • not influenced by ACTH.

Zona Fasciculata

  • secretes glucocorticoids.
  • cell cords arranged radially arranged cell cords separated by fenestrated sinusoid capillaries.
  • cell nucleus is light and centrally located.
  • cell cytoplasm is also light and often "foamy" or "spongy" appearance (due to lipid droplets)

Zona Reticularis

  • secretes adrenal androgens.
  • cell chords separated by sinusoid spaces.
  • small cells with large nucleus, and eosinophilic cytoplasm and less spongy. (lipofucsin accumulates with age, orange colour in H&E).
Adrenal Histology: Cortex and Medulla | Unlabelled Overview | Cortical Zones | Zona Glomerulosa and Fasciculata | Zona Glomerulosa | Zona Fasciculata | Zona Reticularis and Medulla | Zona Reticularis | Medulla | Fetal Cortex | Developing Adult Cortex | BGD - Endocrine Histology | Histology Stains | Adrenal Development



Links: Histology | Histology Stains | Blue Histology images copyright Lutz Slomianka 1998-2009. The literary and artistic works on the original Blue Histology website may be reproduced, adapted, published and distributed for non-commercial purposes. See also the page Histology Stains.


Cite this page: Hill, M.A. (2024, May 7) Embryology Adrenal histology 002.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Adrenal_histology_002.jpg

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© Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

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