File:Tonsil histology 01.jpg

Palatine Tonsils Histology

Anatomical location - Palatine (tonsils), Lingual and Pharyngeal ( adenoids )

• the "tonsils", lateral wall of oropharynx

• covered by stratified squamous epithelium

• numerous crypts (10-20) infolds of surface epithelium

Tonsilar Crypt (crypt) - palatine tonsil squamous epithelium infold, with intraepithelial passages containing non-epithelial cells. Functions include: PMID 7559106

1. intimate contact between immune response effector cells
2. facilitate transport of antigens
3. synthesise secretory components
4. contain a pool of immunoglobulins

• Afferent lymph vessels absent
• Efferent lymph vessels are present

Immune Images: Oesophagus MALT | Colon MALT | Peyer's patch overview | Peyer's patch detail | Cartoon - IEL development | Cartoon - IEL function | Cartoon - IEL differentiation | Mesenteric Lymph Nodes overview | Palatine Tonsil | Tonsil | Immune System 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, April 19) Embryology Tonsil histology 01.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Tonsil_histology_01.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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