ejaculatory duct

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Related to ejaculatory duct: prostate gland, Ejaculatory dysfunction

ejaculatory duct

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`

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.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ejaculatory duct - a part of the seminal duct formed by the duct from the seminal vesicle and the vas deferensejaculatory duct - a part of the seminal duct formed by the duct from the seminal vesicle and the vas deferens; passes through the prostate gland
duct, 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

e·jac·u·la·tor·y duct

n. conducto eyaculatorio.
References in periodicals archive ?
The ejaculatory duct (ED) also secretes proteins that are mixed with Acps, and transferred to the female during mating (Lung et al.
Sex determination in decapod and other malacostracan crustaceans is physiologically controlled by the presence or absence of androgenic glands, which are endocrine organs situated on the distal vas deferens, or ejaculatory duct (Charniaux-Cotton and Payen, 1985; Sagi et al.
Obstruction of the ejaculatory duct is usually detected by a TRUS and is usually accompanied by dilation of the seminal vesicles (typically >1.
In males the ectopic ureter always enters the urogenital system above the external sphincter or pelvic floor and usually into the wolffian structures including vas deferens, seminal vesicles or ejaculatory duct.
Thus, the apophysis inserted closer to the ejaculatory duct is referred to as being distal.
However, in males in whom genital tract obstruction, which may arise from ejaculatory duct obstruction or congenital anomalies, is suspected, a transrectal ultrasound (TRUS) may be helpful.
Cirrus sac is long extending from the anterior level of acetabulum to the base of oesophagus containing bi-lobed seminal vesicle at the base, a small pars prostatica and a long ejaculatory duct ending into a small, shallow genital atrium.
Low volume is associated with ejaculatory duct obstruction, congenital bilateral absence of the vas deferens (CBAVD), retrograde ejaculation or androgen deficiency.
7) The seminal vesicle and ejaculatory duct have also been identified as potential mimickers of carcinoma when the foci of interest are small, such as on a core needle biopsy.
Like the filistatine genera, Microfilistata possesses a short and narrow calamistrum confined to the metatarsal crest in females (shown as a filistatine synapomorphy by Ramirez & Grismado, 1997) and a long cylindrical cymbium with a highly coiled ejaculatory duct in males.