Question

Distinguish between Vasa efferentia and Vasa deferentia.

Answer 1

	Vasa efferentia		Vasa deferentia
(1)	Vasa efferentia enters the epididymis from the rete testes.	(1)	Vasa deferentia emerges from the epididymis and merges with the seminal duct to form the ejaculatory duct.
(2)	They are fine convoluted ductules that occur in groups of 15-20.	(2)	They are a single pair of thick and coiled ductules.
(3)	Vasa efferentia transports spermatozoa from the rete testis to the epididymis.	(3)	Vasa deferentia transports spermatozoa from the epididymis to the ejaculatory ducts.