Assertion: fallopian tube's portion | /r/HasProperty | the isthmus
Facets:
Source sentences:
text: These tubes, also referred to as salpinges, have several major portions which are the isthmus which is the narrowest portion of the fallopian tubes, the fimbria.
text: The portion of the uterus within the corpus and the cervix are called the isthmus.
text: The narrow portion situated between corpus and cervix is known as the isthmus and lies approximately at the level of the course of the uterine artery and the internal os of the cervix.