| 释义 |
ejaculatory duct
Note: This page may contain terms or definitions that are offensive or inappropriate for some readers.ejaculatory ductn. Either of the paired ducts in males, formed by the junction of the seminal ducts with the vas deferens, that pass through the prostate and empty into the urethra, and through which semen is ejaculated.ejac′ulatory duct`
n. a duct through which semen is ejaculated, esp. the duct in human males that passes from the seminal vesicle and vas deferens to the urethra. [1745–55] Thesaurus| Noun | 1. ejaculatory duct - a part of the seminal duct formed by the duct from the seminal vesicle and the vas deferens; passes through the prostate glandduct, epithelial duct, canal, channel - a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake's fangs"seminal duct - the efferent duct of the testis in man |
ejaculatory duct
Note: This page may contain terms or definitions that are offensive or inappropriate for some readers.ejaculatory duct[i′jak·yə·lə‚tȯr·ē ′dəkt] (anatomy) The terminal part of the ductus deferens after junction with the duct of a seminal vesicle, embedded in the prostate gland and opening into the urethra. ejaculatory duct
Note: This page may contain terms or definitions that are offensive or inappropriate for some readers.duct [dukt] a passage with well-defined walls, especially a tubular structure for the passage of excretions or secretions. adj., adj ductal.accessory duct of Santorini a tubular structure that drains the lower part of the head of the pancreas.alveolar d's small passages connecting the respiratory bronchioles and the alveolar sacs.Bartholin's duct (duct of Bartholin) the larger and longer of the sublingual ducts.bile d's (biliary d's) see bile ducts.cochlear duct a spiral membranous tube in the bony canal of the cochlea between Reissner's membrane and the basilar membrane; it is divided into the scala tympani, scala vestibuli, and spiral lamina. Called also scala media.common bile duct a duct formed by the union of the cystic and hepatic ducts; see also bile ducts.cystic duct the passage connecting the gallbladder neck and the common bile duct.efferent duct any duct that gives outlet to a glandular secretion.ejaculatory duct the duct formed by union of the ductus deferens and the duct of the seminal vesicles, opening into the prostatic urethra on the colliculus seminalis.endolymphatic duct a canal connecting the membranous labyrinth of the ear with the endolymphatic sac.excretory duct one through which the secretion is conveyed from a gland.hepatic duct the excretory duct of the liver, or one of its branches in the lobes of the liver; see also bile ducts. Hepatic duct. From Applegate, 2000.lacrimal duct the excretory duct of the lacrimal gland; see also lacrimal apparatus. Called also lacrimal canaliculus.lacrimonasal duct nasal duct.lactiferous d's ducts conveying the milk secreted by the lobes of the breast to and through the nipples.lymphatic duct, left thoracic duct.lymphatic d's see lymphatic ducts.mammary duct lactiferous ducts.mesonephric duct an embryonic duct of the mesonephros, which in the male becomes the epididymis, ductus deferens and its ampulla, seminal vesicles, and ejaculatory duct, and in the female is largely obliterated.müllerian duct either of the two paired embryonic ducts developing into the vagina, uterus, and fallopian tubes, and becoming largely obliterated in the male.nasal duct (nasolacrimal duct) the downward continuation of the lacrimal sac, opening on the lateral wall of the inferior meatus of the nose; see also lacrimal apparatus.pancreatic duct the main excretory duct of the pancreas, which usually unites with the common bile duct before entering the duodenum at the major duodenal papilla; see also bile ducts.papillary d's straight excretory or collecting portions of the renal tubules, which descend through the renal medulla to a renal papilla.paramesonephric duct müllerian duct.paraurethral d's Skene's glands.parotid duct the duct by which the parotid glands" >parotid glands empty into the mouth.prostatic d's minute ducts from the prostate, opening into or near the prostatic sinuses on the posterior wall of the urethra.lymphatic duct, right a vessel draining lymph from the upper right side of the body, receiving lymph from the right subclavian, jugular, and mediastinal trunks when those vessels do not open independently into the right brachiocephalic vein.salivary d's the ducts of the salivary glands.semicircular d's the long ducts of the membranous labyrinth of the ear.seminal d's the passages for conveyance of spermatozoa and semen.sublingual d's the excretory ducts of the sublingual salivary glands.submandibular duct (submaxillary duct) the duct that drains the submandibular gland and opens at the sublingual caruncle.tear duct lacrimal duct.thoracic duct a duct beginning in the cisterna chyli and emptying into the venous system at the junction of the left subclavian and left internal jugular veins. It acts as a channel for the collection of lymph from the portions of the body below the diaphragm and from the left side of the body above the diaphragm.e·jac·u·la·tor·y duct [TA] the duct formed by the union of the ductus deferens and the excretory duct of the seminal vesicle, which courses within the prostate and opens into the prostatic urethra via openings on the seminal colliculus.. Synonym(s): ductus ejaculatorius [TA], spermiduct (2) ejaculatory ductn. Either of the paired ducts in males, formed by the junction of the seminal ducts with the vas deferens, that pass through the prostate and empty into the urethra, and through which semen is ejaculated.ejaculatory duct Either of two paired male urogenital structures that are formed by the union of the vas deferens and the duct of the seminal vesicle, which pass through the prostate and empty into the urethra at the verumontanum (colliculus seminalis).e·jac·u·la·tor·y duct (ē-jak'yū-lă-tōr-ē dŭkt) [TA] The duct formed by the union of the deferent duct and the excretory duct of the seminal vesicle, which opens into the prostatic urethra.
Synonym(s): spermiduct (2) . ejaculatory duct The continuation of the vas deferens beyond the point at which the seminal vesicle duct enters. The ejaculatory duct entres the urethra in the prostate gland.ejaculatory duct
Related to ejaculatory duct: prostate gland, Ejaculatory dysfunctionNote: This page may contain terms or definitions that are offensive or inappropriate for some readers.- noun
Words related to ejaculatory ductnoun a part of the seminal duct formed by the duct from the seminal vesicle and the vas deferensRelated Words- duct
- epithelial duct
- canal
- channel
- seminal duct
|