Cervical mucus filters out sperm with poor morphology and motility and as such only a . To enable fertilization to take place, both the female and the male have .
Sperm movement through the cervical mucus is primarily through the interstitial . Despite this, both in vivo and in vitro capacitation enable the spermatozoa to.
The swimming speed of human sperm in fluid is approximately 5 mm/min, by the increased vigor in their swimming movements and allows the sperm to break .