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Duct (anatomy)
Image:Dissected lactating breast gray1172.png
Dissection of a lactating breast. 1 - Fat 2 - Lactiferous duct/lobule 3 - Lobule 4 - Connective tissue 5 - Sinus of lactiferous duct 6 - Lactiferous duct
Image:Gray1033.png
Section of the human esophagus. Moderately magnified. The section is transverse and from near the middle of the gullet. a. Fibrous covering. b. Divided fibers of longitudinal muscular coat. c. Transverse muscular fibers. d. Submucous or areolar layer. e. Muscularis mucosae. f. Mucous membrane, with vessels and part of a lymphoid nodule. g. Stratified epithelial lining. h. Mucous gland. i. Gland duct. m’. Striated muscular fibers cut across.

In in anatomy and physiology, a duct is a circumscribed channel leading from an exocrine gland or organ.

Examples include:

• Lactiferous duct
• Bile duct
• Ejaculatory duct
• Common bile duct
• Cystic duct
• Hepatic duct
• Pancreatic duct
• Parotid duct
• Submaxillary duct

[edit] Additional images

Section of submaxillary gland of kitten. Duct semidiagrammatic. X 200.

Section of portion of mamma.

[edit] External links

• Dictionary at eMedicine duct
• Dorlands/Elsevier d_29/12313857
• Organology at UC Davis termscells&tissues/epithelial/exocrinegland/exocrinegland1 - "Exocrine gland (LM, Low)"