Thus, it appears that the epithelium does not release sperm by reducing binding sites.
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Slowing the advancement of human sperm in these various ways could serve the function of a reservoir; that is, prolonging the availability of sperm in the Fallopian tube and avoiding polyspermic fertilization by ensuring that only a few reach the ampulla at any one time. Sperm from these animals do not reach the oocytes in the oviductal ampulla Suarez, personal observations. It is thought that these long molecules become aligned by the secretory flow in mucosal grooves and thus serve to guide sperm. Your fertility questions answered Injection guide. Unexpectedly, the change consisted of several-fold increases in both cranially and caudally propagating circular contractions Crane and Martin,