epididymis

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“
Relatively high concentrations of NSF - the other key factor for SNARE complex disassembly - were found in testis, epididymis, and sperm of hyh mice, likely as a compensatory response to the diminished amount of functional αSNAP in the cells.

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Definitions (4)

Toggle American Heritage definitions American Heritage Dictionary (1)

  1. noun A long, narrow, convoluted tube, part of the spermatic duct system, that lies on the posterior aspect of each testicle, connecting it to the vas deferens.

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Examples (50)

  • Epididymis - The epididymis, which receives a constant supply of blood from a branch of the testicular artery and is divided into three basic regions, is believed to function in multiple ways.
  • The largest part of the epididymis, known as the head, is located atop the testis, while the smallest part, commonly called the tail, is located where the epididymis separates from the gland.
  • The head and body of the epididymis are essential for the maturation of sperm and the tail serves as a storage site for the reproductive cells.
  • We obtained live and culturable cells from both the caput epididymis and the spermatic cords but not from the cauda epididymis or the testes. —  PLoS ONE Alerts: New Articles
  • A long, narrow tube that carries sperm from each epididymis to the seminal vesicles during ejaculation.
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Etymologies (2)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. Greek epididumis : epi-, epi- + didumoi, twins, testicles, pl. of didumos, double; see dwo- in Indo-European roots.

Toggle Century etymologies Century Dictionary (1)

  1. New Latin, from Greek ἐπιδιδυμίς, epididymis, from ἐπί, upon, + δίδυμος, testicle, literally twin: see didymous.
 

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/ɛpɪˈdɪdɪmɪs/
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