Sacrospinous ligament is crossed by all, EXCEPT?
The ischial spine projects downwards and a little medially. The sacrospinous ligament is attached to its margins, separating the greater from the lesser sciatic foramen. The ligament is crossed posteriorly by the internal pudendal vessels and the nerve to obturatorinternus.
Internal pudendalaretry
Internal pudendal vein
Nerve to obturatorinternus
None of the above