Glandular epithelium Unicellular Multicellular Classification of glands unicellular extraepithelial multicellular alveolar serous tubular mucous merocrine tuboalveol. seromucous apocrine holocrine simple branched compound intraepithelial exocrine endocrine Unicellular glands intraepithelial – goblet cells (respiratory tract) goblet cells Unicellular glands intraepithelial (goblet cells and Paneth cells) – Intestinum tenue (jejunum) goblet cc Paneth cc villus crypts of Lieberkühn Unicellular glands intraepithelial (goblet cells and Paneth cells) – Intestinum tenue (ileum) goblet cc Paneth cc Goblet cells and Paneth cells - Intestinum tenue (TEM) enterocytes goblet cell Paneth cells stem cells of intestinal epithelium Simple tubular glands - gll. uterinae (Endometrium – proliferative phase) endometriummyometrium Branched tubular glands – gll. pyloricae (Pylorus, HES) lamina muscularis mucosae Branched alveolar (acinar) glands – gll. sebaceae (skin) Compound alveolar (acinar) serous gland - Glandula parotis Compound alveolar (acinar) serous gland - Glandula parotis serous acinus Compound tuboalveolar mixed gland - Glandula submandibularis Compound tuboalveolar mixed gland - Glandula submandibularis serous acinus mucous tubule Compound tuboalveolar mixed gland - Glandula submandibularis lunula of Gianuzzi Compound tuboalveolar mixed gland - Glandula sublingualis Slides: Cells of Paneth and goblet cells (16. Intestinum tenue) Simple tubular glands (47. Uterus – proliferative phase) Branched tubular glands (14. Pylorus) Branched alveolar (acinar) glands – sebaceous glands (71. Skin with hair) Compound alveolar (acinar) serous gland (8. Glandula parotis) Compound tuboalveolar mixed gland (9. Glandula submandibularis) Atlas EM: Glandular cell of the exocrine pancreas (10, 65) Endocrine cells of the pancreas (66) Goblet cell in the intestinal epithelium (62, 63) Paneth cell (64) Glandular epithelium