Abstract
UTERINE activity has been demonstrated to be one of the most important factors involved in the mechanism of sperm transport in the cow (Van Demark and Hays, 1954). Wood (1966) placed non-motile particles in the uterus of rabbits and observed that these were moved to the upper half of the uterus. He concluded that motility of the sperm and the contraction pattern of the genital tract are both involved in the transport of sperm. The significance of muscular contractions in the movement of sperm in the oviduct of chickens was first shown by Mimura (1939), who reported that inert carbon particles were transported in the intact oviduct. Allen and Grigg (1957) introduced dead sperm on either side of the uterovaginal junction and observed that those placed on the uterine side moved rapidly up the tract. It is evident from the study by Allen and Grigg that the motility of spermatozoa…
Published Version
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