Page 40 - Endokrin Sistem Histolojisi-Dr. Öğr. Üyesi Tuğçe Önel
P. 40

Pineal gland (pineal body,




                    epiphysis cerebri) histology







    • Pinealocytes



    • Interstitial cells (astroglia-like cells)



    • Corpora arenacea (“brain sand”) (calcified concre.ons)









        -       All  the  above  constituents  are                                     arranged  to  incomplete


        lobular structure.


        - Produce                    melatonin                 and          serotonin,                 which            regulate



        photoperiodicity of body functions and mood, and wide range


        (about 40) regulatory peptides.
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