| HCPCS | Health Care Financing Administration common procedural collecting system; Health Care Financing Admi... |
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| CALLA | Common Acute Lymphocytic(Lymphoblastic) Leukemia Antigen = CD10 = Enk... |
| CBD | Common Bile Duct - Absolute Ix of CBD Exploration 1. Palp... |
| CCA | Common Carotid Artery |
| CHA | Common Hepatic Artery |
| papillary ducts | The largest straight excretory duct's in the kidney medulla and papillae whose openings form the area cribrosa; they are a continuation of the collecting tubules. Synonym: Bellini's ducts. (05 Mar 2000) |
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| mamillary ducts | The ducts, numbering 15 or 20, which drain the lobes of the mammary gland; they open at the nipple. Synonym: ductus lactiferi, canalicular ducts, galactophore, galactophorous canals, galactophorous ducts, mamillary ducts, mammary ducts, milk ducts, tubuli galactophori, tubuli lactiferi. (05 Mar 2000) |
| mammary ducts | The ducts, numbering 15 or 20, which drain the lobes of the mammary gland; they open at the nipple. Synonym: ductus lactiferi, canalicular ducts, galactophore, galactophorous canals, galactophorous ducts, mamillary ducts, mammary ducts, milk ducts, tubuli galactophori, tubuli lactiferi. (05 Mar 2000) |
| paraurethral ducts | Inconstant ducts along the side of the female urethra that convey the mucoid secretion of Skene's glands to the vestibule. Synonym: ductus paraurethrales, ducts of Skene's glands, Schuller's ducts. (05 Mar 2000) |
| Rivinus' ducts | From 8 to 20 small ducts of the sublingual salivary gland that open into the mouth on the surface of the sublingual fold; a few join the submandibular ducts. Synonym: ductus sublinguales minores, Rivinus' ducts, Walther's canals, Walther's ducts. (05 Mar 2000) |
| pharyngobranchial ducts | See: ductus pharyngobranchialis III, ductus pharyngobranchialis IV. (05 Mar 2000) |
| milk ducts | The ducts, numbering 15 or 20, which drain the lobes of the mammary gland; they open at the nipple. Synonym: ductus lactiferi, canalicular ducts, galactophore, galactophorous canals, galactophorous ducts, mamillary ducts, mammary ducts, milk ducts, tubuli galactophori, tubuli lactiferi. (05 Mar 2000) |
| minor sublingual ducts | From 8 to 20 small ducts of the sublingual salivary gland that open into the mouth on the surface of the sublingual fold; a few join the submandibular ducts. Synonym: ductus sublinguales minores, Rivinus' ducts, Walther's canals, Walther's ducts. (05 Mar 2000) |
| Walther's ducts | From 8 to 20 small ducts of the sublingual salivary gland that open into the mouth on the surface of the sublingual fold; a few join the submandibular ducts. Synonym: ductus sublinguales minores, Rivinus' ducts, Walther's canals, Walther's ducts. (05 Mar 2000) |
| mullerian ducts | Two ducts of the embryo which empty into the cloaca, and which in the female develop into vagina, uterus and oviducts; in the male they disappear except for the vestigial vagina masculina and the appendix testis. (12 Dec 1998) |
| Cuvier's ducts | An obsolete term for the common cardinal veins. (05 Mar 2000) |
| saemicircular ducts | Three small membranous tubes in the bony saemicircular canals that lie within the bony labyrinth and form loops of about two-thirds of a circle. The three (anterior saemicircular duct, lateral saemicircular duct, and posterior saemicircular duct) lie in planes at right angles to each other and open into the vestibule by five openings of which one is common to the anterior and lateral ducts. Each duct has an ampulla at one end within which filaments of the vestibular nerve terminate. Synonym: ductus saemicirculares. (05 Mar 2000) |
| salivary ducts | The ducts that convey the saliva. They are the parotid duct, the major and minor sublingual ducts, and the submandibular duct. (12 Dec 1998) |
| prostatic ducts | About 20 minute canals that receive the prostatic secretion from the glandular tubules and discharge it through openings on either side of the urethral crest in the posterior wall of the urethra. Synonym: ductuli prostatici, ductus prostatici, prostatic ducts. (05 Mar 2000) |
| Schuller's ducts | Inconstant ducts along the side of the female urethra that convey the mucoid secretion of Skene's glands to the vestibule. Synonym: ductus paraurethrales, ducts of Skene's glands, Schuller's ducts. (05 Mar 2000) |