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Vas deferens


vas deferens
vessel to transmit male sex cells, tube for carrying sperms to the exterior; plural, vasa deferentia
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...
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Vas deferens
[L. vas - a canal carrying fluid; L. deferens - carrying away] A connecting duct in males between the epididymis of the testis and the urethra or cloaca; formed from the mesonephric duct. Synonym: ductus deferens.
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vas deferens The duct that carries sperm from the epididymis to the ejaculatory duct and urethra. The tube connecting the testes with the urethra.
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vas deferens pl. vasa deferentia
(vass deff-er-ens) [L. vas, a vessel + deferre, to carry down]
The tube in the male reproductive system in which sperm travel from the epididymis to the urethra.
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Vas deferens obstruction
Infection, e.g. prostatitis
Retrograde ejaculation
Hypospadias
Impotence ...
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Each vas deferens is cut near the top of the scrotum.
can be done in the doctor's office, with a local anesthetic, in 30-40 minutes
Testosterone secretion by the testes is not inhibited.
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androgenic gland Gland located near the vas deferens in many Crustacea. Its secretions are responsible for development of male secondary sexual characteristics.
androsterone An animal hormone not synthesized by plants.
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Do you have a uterus and fallopian tubes or do you have an epididymis and a vas deferens. It then moves on to the external genitalia. Do you have a clitoris and labia or do you have a penis.
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The sperm move into the vas deferens (also called the ductus deferens), which opens into the urethra.
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Associated Disorders: Defective versions of this protein, caused by CFTR gene mutations, can lead to the development of cystic fibrosis (CF) and congenital bilateral aplasia of the vas deferens (CBAVD).
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