| dermal duct tumour | A benign small tumour derived from the intradermal part of eccrine sweat gland ducts occurring often on the head and neck. (05 Mar 2000) |
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| duct | <anatomy> A passage with well defined walls, especially a tube for the passage of excretions or secretions. Synonym: ductus. Origin: L. Ductus from ducere = to draw or lead (18 Nov 1997) |
| duct of bulbourethral gland | The long slender duct on each side passing down through the inferior fascia of the urogenital diaphragm to enter the bulb of the penis and course forward 2 or 3 cm before terminating in the urethra. Synonym: ductus glandulae bulbourethralis. (05 Mar 2000) |
| duct of epididymis | A convoluted tube into which the efferent ductules open and which itself terminates in the ductus deferens. Synonym: ductus epididymidis. (05 Mar 2000) |
| duct of sweat glands | The superficial portion of the sweat gland that passes through the corium and epidermis, opening on the surface by the porus sudoriferus or sweat pore. Synonym: ductus sudoriferus, sudoriferous duct, sweat duct. (05 Mar 2000) |
| duct papilloma | A small, often nonpalpable, benign papilloma arising in a lactiferous duct and frequently causing bleeding from the nipple. Synonym: duct papilloma. (05 Mar 2000) |
| incisive duct | A rudimentary duct, or protrusion of the mucous membrane into the incisive canal, on either side of the anterior extremity of the nasal crest. Synonym: ductus incisivus. (05 Mar 2000) |
| interlobar duct | A duct draining the secretion of the lobe of a gland and formed by the junction of a number of interlobular duct's. (05 Mar 2000) |
| interlobular duct | Any duct leading from a lobule of a gland and formed by the junction of the fine duct's draining the acini. (05 Mar 2000) |
| intralobular duct | A duct that lies within a lobule of a gland. (05 Mar 2000) |
| omphalomesenteric duct | An obsolete term for yolk stalk. (05 Mar 2000) |
| omphalomesenteric duct cyst | Cystic lesion found within the umbilical cord, presumed to develop from remnants of the omphalomesenteric duct early in gestation. May be found on antenatal ultrasound. Synonym: omphalomesenteric duct cyst. (05 Mar 2000) |
| tectorial membrane of cochlear duct | A gelatinous membrane that overlies the spiral organ (Corti) in the inner ear. Synonym: membrana tectoria ductus cochlearis, Corti's membrane, tectorium. (05 Mar 2000) |
| testicular duct | The secretory duct of the testicle, running from the epididymis, of which it is the continuation, to the prostatic urethra where it terminates as the ejaculatory duct. Synonym: deferent canal, deferent duct, spermatic duct, spermiduct, testicular duct, vas deferens. (05 Mar 2000) |
| thoracic duct | <anatomy> The major efferent lymph duct into which lymph from most of the peripheral lymph nodes drains. Recirculating lymphocytes that have left the circulation in the lymph node return to the blood through the thoracic duct. (18 Nov 1997) |