Anatomical Relations
The uterosacral ligaments are condensations of the endopelvic fascia that span from the sacrum (posteriorly) to the cervix and body of the uterus (anteriorly). They form the lateral boundary of the rectouterine pouch (of Douglas) (Standring, 2016).
Related parts of the anatomy
Function
The uterosacral ligaments provide support to the uterus and cervix.
References
Standring, S. (2016) Gray's Anatomy: The Anatomical Basis of Clinical Practice. Gray's Anatomy Series 41st edn.: Elsevier Limited.