AnatomyDiseasesChemicals and DrugsPsychiatry and PsychologyPhenomena and Processes
Ejaculatory DuctsHemospermiaGenital Diseases, MaleSeminal VesiclesTetralonesHolmiumAutonomic AgentsEjaculationGenitalia, MaleInfertility, MalePremature EjaculationConstriction, PathologicSexual Dysfunction, Physiological
DeferensSpermUrethraEpididymisDuctusObstructionProstateSecretionsBlockageVasaEjaculationGlandsCysticExpulsionBladderMedianTerminalProstate'sLateralAnatomicalSymptomsSystemPreventPenisProstaticSemenTransurethralCysts or scar tissueBile ductProstate glandDistalAmpullaEntersApproximatelyStructuresAtriumTermPortionBase
Deferens20
  • Each ejaculatory duct is formed by the union of the vas deferens with the duct of the seminal vesicle. (wikipedia.org)
  • Sperm is produced in the testes and enters the ejaculatory ducts via the vas deferens. (wikipedia.org)
  • The ejaculatory ducts are paired structures in the male reproductive system formed by the union of the vas deferens with the duct of the seminal vesicle. (repropedia.org)
  • Each duct is approximately two centimeters long and is formed when the duct of a seminal vesicle merges with the vas deferens . (spermcountreport.com)
  • Structurally, the ejaculatory duct, as well as the seminal vesicle, has the same constitution as the vas deferens, presenting three concentric tunics: adventitia, muscular and mucosa. (auladeanatomia.com)
  • Once sperm cells are produced in the testis and accumulate in the epididymis, they rely on the ductus (vas) deferens and ejaculatory duct to propel them into the urethra and out of the penis during ejaculation. (medscape.com)
  • The ductus deferens, or vas deferens, is a fibromuscular tube that is continuation of the epididymis and is an excretory duct of the testis. (medscape.com)
  • There are two ejaculatory ducts, left and right side, that are formed by the union of the duct from the seminal vesicle and the ductus (vas) deferens. (medscape.com)
  • [ 1 ] The vasculature, innervation and lymphatics of the ejaculatory ducts are the same as for the ductus deferens. (medscape.com)
  • Also referred to as the seminal vesicle-ejaculatory duct junction, the proximal portion of the ejaculatory duct is formed from the union of the seminal vesicle and the ampulla of the ductus deferens in the posterior-superior area of the prostate, as shown below. (medscape.com)
  • Though the junction is anatomically distinct, the duct is actually an extension of the seminal vesicle, whereas the ampulla of the ductus deferens enters the tubular structure at an angle. (medscape.com)
  • After they leave the testes, the sperm passes through the epididymis , ductus deferens , ejaculatory duct , and urethra . (cancer.gov)
  • Each ductus deferens, at the ampulla , joins the duct from the adjacent seminal vesicle (one of the accessory glands) to form a short ejaculatory duct. (cancer.gov)
  • Last is the tail, which connects to the deferent duct, also referred to as the ductus deferens or vas deferens. (healthline.com)
  • Vasectomy is the surgical interruption of the two tubes (vas deferens) that carry a man's sperm from his testicles to his ejaculatory ducts, where the sperm are stored before departure from his body during orgasm. (maleinfertility.org)
  • Position and morphology of the testis, vas deferens, seminal vesicle, accessory gland and ejaculatory duct determine the migration or ejaculation of sperm and other substances. (usda.gov)
  • The lower ends of the two vesicles are pointed and converge at the base of the prostate, where each joins with the corresponding vas deferens to form the ejaculatory duct. (visiblebody.com)
  • The vas deferens, or the ductus deferens , is the excretory duct of the testis. (visiblebody.com)
  • Ducts penetrate penile fascia covering the testis and carry seminal fluid from the testis up to the epididymis, and from there the fluid enters the vas deferens. (visiblebody.com)
  • Accordingly, Müllerian ducts form the uterus and fallopian tubes in females and Wolffian ducts form the epididymis, vas deferens, and ejaculatory duct in males. (benthamscience.com)
Sperm11
  • Ejaculatory duct obstruction (or EDO), is a blockage of one or both of the ejaculatory ducts, the tubules which transport a mixture of sperm and seminal vesicle fluid into the prostate gland in order to produce semen . (spermcountreport.com)
  • An obstructed ejaculatory duct can cause reduced sperm production, low sperm count, infertility and pain after ejaculation. (spermcountreport.com)
  • Sperm is transported to the ejaculatory ducts during sexual arousal and is combined with seminal vesicle fluid to nourish the sperm and keep them active and motile. (spermcountreport.com)
  • The ejaculatory duct delivers sperm into the urethra, adding secretions and additives from the prostate necessary for sperm function, while providing an interface between the reproductive and urinary systems in men (see image below). (medscape.com)
  • Sperm cells pass through a series of ducts to reach the outside of the body. (cancer.gov)
  • Sperm leave the testes through a series of efferent ducts that enter the epididymis. (cancer.gov)
  • It receives the ejaculatory duct, which contains sperm and secretions from the seminal vesicles , and numerous ducts from the prostate glands. (cancer.gov)
  • From here, the sperm is transported to the ejaculatory duct. (healthline.com)
  • In addition to problems that can occur with this system of sperm transport, erectile dysfunction can prevent a man from being able to maintain an erection to deliver sperm, and ejaculatory dysfunction can prevent a man from depositing sperm within the female reproductive tract. (ivfspecialists.com)
  • the duct that carries sperm from the testicle to the ejaculatory duct of the penis. (wordsmyth.net)
  • A cyst may grow within these ducts, or sperm may become trapped and fail to leave the body. (medicalnewstoday.com)
Urethra14
  • Lobes of prostate Vertical section of bladder, penis and urethra Prostate with seminal vesicles and seminal ducts, viewed from in front and above Median sagittal section of male pelvis Dissection of prostate showing ejaculatory ducts opening into the prostatic urethra Excretory duct of seminal gland Seminal vesicles Prostate Andrology, American Society of (1995). (wikipedia.org)
  • [ 1 ] Here, the ducts separate again and each end with slit-like orifices adjacent to the margin of the utricle and into the proximal prostatic urethra at a downstream angle. (medscape.com)
  • Each ejaculatory duct passes through the prostate gland and empties into the urethra. (cancer.gov)
  • The ducts from the bulbourethral glands open into the penile urethra. (cancer.gov)
  • Close to the opening of the utriculus the ejaculatory ducts, already mentioned, open into the urethra by very small apertures. (yourdictionary.com)
  • Next, the seminal fluid is propelled forward through the ejaculatory ducts toward the urethra. (medlineplus.gov)
  • and are connected with the prostate canals, and the canals create 12-20 main ducts, which again join with the urethra. (tutorialspoint.com)
  • The openings to the urethra are called the ejaculatory ducts. (ivfspecialists.com)
  • Paired ducts in the human male through which semen is ejaculated into the urethra. (bvsalud.org)
  • Some dry orgasm issues may also stem from blockages in the urethra or ejaculatory duct, which is the small tube through which the semen travels during ejaculation. (medicalnewstoday.com)
  • Its glandular tissue consists of numerous glands that open into 12 to 20 small excretory ducts, which open into the floor of the prostatic portion of the urethra. (visiblebody.com)
  • In the male system, urine and ejaculate exit the same duct, the urethra, while in the female system they have their own distinctive exits. (visiblebody.com)
  • Two ejaculatory ducts from the seminal vesicle pass through the prostate's back part and exits the front part, connecting to the posterior urethra (Figure 1) . (prostate.com.ph)
  • These individual secretory glands are connected to individual ducts (tubuloalveolar) that branches freely, interwinding with each other repeatedly, and together connects to bigger ducts and ultimately opening to and lining most of the posterior urethra and surrounding the centrally located ejaculatory ducts. (prostate.com.ph)
Epididymis2
  • Each ductus is 30-45 cm in length and serves to transport sperms cells from the respective epididymis to the ipsilateral ejaculatory duct. (medscape.com)
  • The epididymis is a duct that attaches to the testis, consisting of a central portion, a head, and a pointed extremity (tail). (visiblebody.com)
Ductus1
  • The ejaculatory ducts (ductus ejaculatorii) are paired structures in male reproductive system. (wikipedia.org)
Obstruction9
  • Ejaculatory duct obstruction is an acquired or congenital pathological condition in which one or both ejaculatory ducts are obstructed. (wikipedia.org)
  • In severe oligozoospermia or azoospermia, low ejaculate volume, low ejaculate pH and little or no fructose in seminal plasma suggest an obstruction of the seminal pathways at the level of the prostate gland, when vasal aplasia and ejaculatory disorders are excluded. (unboundmedicine.com)
  • After intra-operative vasopuncture and vasography for definite localization of the level of obstruction, transurethral incision and/or resection of ejaculatory ducts (TURED) was performed. (unboundmedicine.com)
  • The data provide evidence for the effectiveness of surgical treatment of ejaculatory duct obstruction, especially in the case of central cystic lesions. (unboundmedicine.com)
  • What is Ejaculatory Duct Obstruction? (spermcountreport.com)
  • The most frequent type of treatment for ejaculatory duct obstruction is a procedure called transurethral resection of the ejaculatory ducts (TURED). (spermcountreport.com)
  • Can Ejaculatory Duct Obstruction Be Prevented? (spermcountreport.com)
  • If you are having trouble starting a family, it is possible that you'll learn that the problem is due to ejaculatory duct obstruction. (spermcountreport.com)
  • Obstruction of the ductal system includes prior vasectomy, blockage of the ejaculatory or epididymal ducts and absence of the vas deference from birth. (conceptionsrepro.com)
Prostate15
  • Seminal fluid continues down the ejaculatory duct into the prostate gland, where an alkaline prostatic fluid is added. (wikipedia.org)
  • The ejaculatory ducts are a pair of hollow tubules in the male anatomy that are situated on either side of the prostate gland. (spermcountreport.com)
  • This involves inserting a telescopic device into the prostate gland in order to remove any duct obstructions. (spermcountreport.com)
  • The ampulla attenuates at the base of the prostate and merges with the seminal vesicle duct to form the ejaculatory duct. (medscape.com)
  • Each ejaculatory duct is approximately 2 cm in length and starts at the base of the prostate, runs along the middle and lateral lobes, and terminates at the verumontanum on each respective side. (medscape.com)
  • The middle portion, or the intraprostatic ejaculatory duct, runs 10-15 mm on the posterior surface of the prostate. (medscape.com)
  • Each duct then angles anteriorly, enters the prostate, and extends another 5-8 mm in length. (medscape.com)
  • [ 1 ] Inside the prostate, the pair of ducts approaches each other from their respective sides and nearly meet at the end of this portion. (medscape.com)
  • Once the middle portion of the duct terminates in the central zone of the prostate, the distal segments, or terminal ejaculatory duct, course together along the sides of the prostatic utricle and terminate at the seminal colliculus (verumontanum). (medscape.com)
  • Based on the manner of seminal vesicle invasion, there could be 2 possible mechanisms of seminal vesicle intraepithelial involvement: direct intraepithelial invasion from prostate carcinoma in the muscular wall of seminal vesicles or intraepithelial involvement of cancer from the invaginated extraprostatic space (IES)/ejaculatory duct system to extraprostatic seminal vesicle. (duke.edu)
  • Stromal invasion of the IES/ejaculatory duct system and ejaculatory duct intraepithelial invasion by prostate cancer were identified in 62 and 5 of 109 pT3b cases, respectively. (duke.edu)
  • However, the presence/absence of IES/ejaculatory duct system involvement by prostate cancer does not predict seminal vesicle intraepithelial involvement. (duke.edu)
  • The urinary tract further connects the prostate gland with the ejaculatory ducts. (tutorialspoint.com)
  • Central zone − The central zone is part of the prostate gland surrounding the ejaculatory ducts. (tutorialspoint.com)
  • Eventually, it is directed downward to the base of the prostate, where it joins the base of the seminal vesicle to form the ejaculatory duct. (visiblebody.com)
Secretions1
  • Ejaculatory duct contains a number of prostatic glands whose secretions help in copulation. (wandofknowledge.com)
Blockage1
Vasa1
  • The vasa deferentia were similar in color to the testes and formed long filaments, which joined with the yellow-cream colored ejaculatory duct. (scielo.br)
Ejaculation1
  • Surgery to correct benign prostatic hyperplasia may destroy these ducts resulting in retrograde ejaculation. (wikipedia.org)
Glands1
  • (figure 4 and 5) .Small muscles envelopes the glands and ducts. (prostate.com.ph)
Cystic1
  • iv) type 3 (three cases), cystic dilation of the ejaculatory duct. (nih.gov)
Expulsion1
  • This results in a dry orgasm, where orgasm may still be experienced but without expulsion of semen from the ejaculatory ducts. (wikipedia.org)
Bladder1
  • A rare abnormality of ejaculatory duct opening in the bladder trigone in a 33-year-old male associated with primary infertility: Case report and literature review. (urotoday.com)
Median2
  • The median vagina, spermatheca and ejaculatory duct are, on the other hand, formed by ectodermal inpushings. (yourdictionary.com)
  • The median lobe is where the two ejaculatory ducts is situated. (prostate.com.ph)
Terminal2
  • [ 2 ] In this segment, the ducts diminish in size to a luminal diameter of 0.3 mm and converge toward the terminal ends. (medscape.com)
  • Terminal part of seminal vesicle narrows to form a highly muscular ejaculatory duct. (wandofknowledge.com)
Prostate's1
  • This surrounds the ejaculatory ducts and makes up around 25% of the prostate's total mass. (medicalnewstoday.com)
Lateral1
  • The duct lies between the peritoneal membrane and the lateral wall of the pelvis. (visiblebody.com)
Anatomical1
Symptoms1
  • In the case that both ejaculatory ducts are obstructed, this illness presents with the symptoms of aspermia and male infertility. (wikipedia.org)
System2
  • These findings suggest that seminal vesicle intraepithelial involvement is more likely due to direct invasion of carcinoma from the muscular wall of seminal vesicles rather than intraepithelial extension from the ejaculatory duct system in the IES. (duke.edu)
  • composed of, containing, or having to do with tubes or ducts that carry a fluid, such as blood or lymph in animals or sap in plants, or with a system of such tubes or ducts. (wordsmyth.net)
Prevent1
Penis4
  • Lobes of prostate Vertical section of bladder, penis and urethra Prostate with seminal vesicles and seminal ducts, viewed from in front and above Median sagittal section of male pelvis Dissection of prostate showing ejaculatory ducts opening into the prostatic urethra Excretory duct of seminal gland Seminal vesicles Prostate Andrology, American Society of (1995). (wikipedia.org)
  • It is important to distinguish ejaculatory failure from the inability to achieve an erection , premature ejaculation and retrograde ejaculation (ejaculating into the bladder and not into the penis). (ucsfhealth.org)
  • The central zone surrounds the ejaculatory ducts, which allow semen to pass through the penis. (medicalnewstoday.com)
  • When a man orgasms, this is a result of muscle contraction in the penis that pushes sperm through the ejaculatory ducts. (kscs.org)
Prostatic5
  • Seminal fluid continues down the ejaculatory duct into the prostate gland, where an alkaline prostatic fluid is added. (wikipedia.org)
  • Surgery to correct benign prostatic hyperplasia may destroy these ducts resulting in retrograde ejaculation. (wikipedia.org)
  • Once the middle portion of the duct terminates in the central zone of the prostate, the distal segments, or terminal ejaculatory duct, course together along the sides of the prostatic utricle and terminate at the seminal colliculus (verumontanum). (medscape.com)
  • In some cases of obstructive azoospermia, a TURP may also be employed to unroof prostatic abscesses and open ejaculatory ducts. (emergenresearch.com)
  • Ejaculatory duct cyst is a type of prostatic cyst which rarely occur. (healthcaretip.com)
Semen2
  • This results in a dry orgasm, where orgasm may still be experienced but without expulsion of semen from the ejaculatory ducts. (wikipedia.org)
  • Pareja de conductos, en el varón humano, a través de los cuales se eyacula el semen en la uretra. (bvsalud.org)
Transurethral1
  • Sávio LF, Palmer J, Prakash NS, Clavijo R, Adamu D, Ramasamy R (2017) Transurethral resection of ejaculatory ducts: a step-by-step guide. (ucdavis.edu)
Cysts or scar tissue2
  • Causes include seminal vesicle stones, Miillerian or Wolffian duct cysts or scar tissue from inflammation or surgery. (medscape.com)
  • Usually caused by stones, cysts or scar tissue blocking the prostate ducts, the condition is treated with a simple outpatient procedure that involves removing portions of the ducts. (ucsfhealth.org)
Bile duct1
  • 150 μ), degree of fibrosis and bile duct proliferation (BDP), presence of ductal plate malformation (DPM) and age at operation. (ijpmonline.org)
Prostate gland1
  • Jan 23, 2018 · On each side of the prostate gland (in the male reproductive system) is an ejaculatory duct. (restaurant-ofelia.de)
Distal1
  • The ejaculatory ducts can be divided into 3 distinct sections: proximal, middle, and distal. (medscape.com)
Ampulla1
  • The ampulla attenuates at the base of the prostate and merges with the seminal vesicle duct to form the ejaculatory duct. (medscape.com)
Enters1
  • Each duct then angles anteriorly, enters the prostate, and extends another 5-8 mm in length. (medscape.com)
Approximately2
  • Each ejaculatory duct is approximately 2 cm in length and starts at the base of the prostate, runs along the middle and lateral lobes, and terminates at the verumontanum on each respective side. (medscape.com)
  • The duct lumen is approximately 1.7 mm in diameter. (medscape.com)
Structures2
  • The ejaculatory ducts (ductus ejaculatorii) are paired structures in male reproductive system. (wikipedia.org)
  • They also have an internal genital chamber, which contains a phallic complex, support structures for gripping and stimulating the female's genital, an ejaculatory duct, and plenty of other structures for support and leverage. (gizmodo.com)
Atrium1
  • ectal region of the atrium modified into an ejaculatory duct. (pensoft.net)
Term1
  • From this study, we feel that lower degree of fibrosis and BDP, absence of DPM, presence of large ducts and younger age at operation were associated with better long-term outcome. (ijpmonline.org)
Portion2
  • The middle portion, or the intraprostatic ejaculatory duct, runs 10-15 mm on the posterior surface of the prostate. (medscape.com)
  • [ 1 ] Inside the prostate, the pair of ducts approaches each other from their respective sides and nearly meet at the end of this portion. (medscape.com)
Base1
  • Right lat base: Seminal vesical/ejaculatory duct-type tissue. (cancer.org)