Assertion: sperm | /r/CapableOf | enter the uterus
Facets:
Source sentences:
text: Out of the approximately 1 million sperm that enter the uterus, only about 10,000 make it to the top of the organ.
text: Once sperm cells enter the uterus, contractions of the uterus and oviduct are obligatory for their delivery to the ampulla (dead cells are transported as fast as live cells).